wp-fdroid/wp-fdroid.php

   1 <?php
   2 /*
   3 Plugin Name: WP FDroid
   4 Plugin URI: http://f-droid.org/repository
   5 Description: An FDroid repository browser
   6 Author: Ciaran Gultnieks
   7 Version: 0.01
   8 Author URI: http://ciarang.com
   9
  10 Revision history
  11 0.01 - 2010-12-04: Initial development version
  12
  13 */
  14
  15 include('android-permissions.php');
  16
  17 class FDroid
  18 {
  19
  20         // Our text domain, for internationalisation
  21         private $textdom='wp-fdroid';
  22
  23         private $site_path;
  24
  25         // Constructor
  26         function FDroid() {
  27                 // Add filters etc here!
  28                 add_shortcode('fdroidrepo',array($this, 'do_shortcode'));
  29                 add_filter('query_vars',array($this, 'queryvars'));
  30                 $this->inited=false;
  31                 $this->site_path=getenv('DOCUMENT_ROOT');
  32                 wp_register_sidebar_widget('fdroid_latest', 'FDroid Latest', 'widget_fdroidlatest');
  33         }
  34
  35
  36         // Register additional query variables. (Handler for the 'query_vars' filter)
  37         function queryvars($qvars) {
  38                 $qvars[]='fdfilter';
  39                 $qvars[]='fdcategory';
  40                 $qvars[]='fdid';
  41                 $qvars[]='fdpage';
  42                 $qvars[]='fdstyle';
  43                 return $qvars;
  44         }
  45
  46
  47         // Lazy initialise. All non-trivial members should call this before doing anything else.
  48         function lazyinit() {
  49                 if(!$this->inited) {
  50                         load_plugin_textdomain($this->textdom, PLUGINDIR.'/'.dirname(plugin_basename(__FILE__)), dirname(plugin_basename(__FILE__)));
  51
  52                         $this->inited=true;
  53                 }
  54         }
  55
  56         // Gets a required query parameter by name.
  57         function getrequiredparam($name) {
  58                 global $wp_query;
  59                 if(!isset($wp_query->query_vars[$name]))
  60                         wp_die("Missing parameter ".$name,"Error");
  61                 return $wp_query->query_vars[$name];
  62         }
  63
  64         // Handler for the 'fdroidrepo' shortcode.
  65         //  $attribs - shortcode attributes
  66         //  $content - optional content enclosed between the starting and
  67         //                       ending shortcode
  68         // Returns the generated content.
  69         function do_shortcode($attribs,$content=null) {
  70                 global $wp_query,$wp_rewrite;
  71                 $this->lazyinit();
  72
  73                 // Init local query vars
  74                 foreach($this->queryvars(array()) as $qv) {
  75                         if(array_key_exists($qv,$wp_query->query_vars)) {
  76                                 $query_vars[$qv] = $wp_query->query_vars[$qv];
  77                         } else {
  78                                 $query_vars[$qv] = null;
  79                         }
  80                 }
  81
  82                 // Santiy check query vars
  83                 if(!isset($query_vars['fdpage']) || !is_numeric($query_vars['fdpage']) || $query_vars['fdpage'] <= 0) {
  84                         $query_vars['fdpage'] = 1;
  85                 }
  86
  87                 $out = '';
  88
  89                 if(isset($attribs['search']) && $query_vars['fdfilter']===null) {
  90                         $query_vars['fdfilter'] = '';
  91                 }
  92
  93                 if($query_vars['fdcategory'] == 'All categories') {
  94                         unset($query_vars['fdcategory']);
  95                 }
  96
  97                 if($query_vars['fdid']!==null) {
  98                         $out.=$this->get_app($query_vars);
  99                 } else {
 100                         if($query_vars['fdfilter'] !== null) {
 101                                 $out.='<form name="searchform" action="" method="get">';
 102                                 $out.='<p><input name="fdfilter" type="text" value="'.sanitize_text_field($query_vars['fdfilter']).'" size="30"> ';
 103                                 $out.='<input type="submit" value="Search"></p>';
 104                                 $out.=$this->makeformdata($query_vars);
 105                                 $out.='</form>'."\n";
 106                         }
 107
 108                         $out.=$this->get_apps($query_vars);
 109                 }
 110
 111                 return $out;
 112         }
 113
 114
 115         // Get a URL for a full description of a license, as given by one of our
 116         // pre-defined license abbreviations. This is a temporary function, as this
 117         // needs to be data-driven so the same information can be used by the client,
 118         // the web site and the documentation.
 119         function getlicenseurl($license) {
 120             switch($license) {
 121                     case 'MIT':
 122                         return 'http://www.gnu.org/licenses/license-list.html#X11License';
 123                     case 'NewBSD':
 124                         return 'http://www.gnu.org/licenses/license-list.html#ModifiedBSD';
 125                     case 'BSD':
 126                         return 'http://www.gnu.org/licenses/license-list.html#OriginalBSD';
 127                     case 'GPLv3':
 128                     case 'GPLv3+':
 129                         return 'http://www.gnu.org/licenses/license-list.html#GNUGPL';
 130                     case 'GPLv2':
 131                     case 'GPLv2+':
 132                         return 'http://www.gnu.org/licenses/license-list.html#GPLv2';
 133                     case 'LGPL':
 134                         return 'http://www.gnu.org/licenses/license-list.html#LGPL';
 135                     case 'Apache2':
 136                         return 'http://www.gnu.org/licenses/license-list.html#apache2';
 137                     default:
 138                         return null;
 139             }
 140         }
 141
 142         function get_app($query_vars) {
 143                 global $permissions_data;
 144                 $permissions_object = new AndroidPermissions($this->site_path.'/wp-content/plugins/wp-fdroid/AndroidManifest.xml',
 145                         $this->site_path.'/wp-content/plugins/wp-fdroid/strings.xml',
 146                         sys_get_temp_dir().'/android-permissions.cache');
 147                 $permissions_data = $permissions_object->get_permissions_array();
 148
 149                 // Get app data
 150                 $xml = simplexml_load_file($this->site_path.'/repo/index.xml');
 151                 foreach($xml->children() as $app) {
 152
 153                         $attrs=$app->attributes();
 154                         if($attrs['id']==$query_vars['fdid']) {
 155                                 $apks=array();;
 156                                 foreach($app->children() as $el) {
 157                                         switch($el->getName()) {
 158                                                 case "name":
 159                                                         $name=$el;
 160                                                         break;
 161                                                 case "icon":
 162                                                         $icon=$el;
 163                                                         break;
 164                                                 case "summary":
 165                                                         $summary=$el;
 166                                                         break;
 167                                                 case "desc":
 168                                                         $desc=$el;
 169                                                         break;
 170                                                 case "license":
 171                                                         $license=$el;
 172                                                         break;
 173                                                 case "source":
 174                                                         $source=$el;
 175                                                         break;
 176                                                 case "tracker":
 177                                                         $issues=$el;
 178                                                         break;
 179                                                 case "donate":
 180                                                         $donate=$el;
 181                                                         break;
 182                                                 case "web":
 183                                                         $web=$el;
 184                                                         break;
 185                                                 case "antifeatures";
 186                                                         $antifeatures=$el;
 187                                                         break;
 188                                                 case "requirements";
 189                                                         $requirements=$el;
 190                                                         break;
 191                                                 case "package":
 192                                                         $thisapk=array();
 193                                                         foreach($el->children() as $pel) {
 194                                                                 switch($pel->getName()) {
 195                                                                 case "version":
 196                                                                         $thisapk['version']=$pel;
 197                                                                         break;
 198                                                                 case "vercode":
 199                                                                         $thisapk['vercode']=$pel;
 200                                                                         break;
 201                                                                 case "apkname":
 202                                                                         $thisapk['apkname']=$pel;
 203                                                                         break;
 204                                                                 case "srcname":
 205                                                                         $thisapk['srcname']=$pel;
 206                                                                         break;
 207                                                                 case "hash":
 208                                                                         $thisapk['hash']=$pel;
 209                                                                         break;
 210                                                                 case "size":
 211                                                                         $thisapk['size']=$pel;
 212                                                                         break;
 213                                                                 case "sdkver":
 214                                                                         $thisapk['sdkver']=$pel;
 215                                                                         break;
 216                                                                 case "permissions":
 217                                                                         $thisapk['permissions']=$pel;
 218                                                                         break;
 219                                                                 }
 220                                                         }
 221                                                         $apks[]=$thisapk;
 222
 223                                         }
 224                                 }
 225
 226                                 // Generate app diff data
 227                                 foreach(array_reverse($apks, true) as $key=>$apk) {
 228                                         if(isset($previous)) {
 229                                                 // Apk size
 230                                                 $apks[$key]['diff']['size'] = $apk['size']-$previous['size'];
 231                                         }
 232
 233                                         // Permissions
 234                                         $permissions = explode(',',$apk['permissions']);
 235                                         $permissionsPrevious = isset($previous['permissions'])?explode(',',$previous['permissions']):array();
 236                                         $apks[$key]['diff']['permissions']['added'] = array_diff($permissions, $permissionsPrevious);
 237                                         $apks[$key]['diff']['permissions']['removed'] = array_diff($permissionsPrevious, $permissions);
 238
 239                                         $previous = $apk;
 240                                 }
 241
 242                                 // Output app information
 243                                 $out='<div id="appheader">';
 244                                 $out.='<div style="float:left;padding-right:10px;"><img src="' . site_url() . '/repo/icons/'.$icon.'" width=48></div>';
 245                                 $out.='<p><span style="font-size:20px">'.$name."</span>";
 246                                 $out.="<br>".$summary."</p>";
 247                                 $out.="</div>";
 248
 249                                 $out.=str_replace('href="fdroid.app:', 'href="/repository/browse/?fdid=', $desc);
 250
 251                                 if(isset($antifeatures)) {
 252                                         $antifeaturesArray = explode(',',$antifeatures);
 253                                         foreach($antifeaturesArray as $antifeature) {
 254                                                 $antifeatureDesctiption = $this->get_antifeature_description($antifeature);
 255                                                 $out.='<p style="border:3px solid #CC0000;background-color:#FFDDDD;padding:5px;"><strong>'.$antifeatureDesctiption['name'].'</strong><br />';
 256                                                 $out.=$antifeatureDesctiption['description'].'</p>';
 257                                         }
 258                                 }
 259
 260                                 $out.="<p>";
 261                                 $licenseurl=$this->getlicenseurl($license);
 262                                 $out.="<b>License:</b> ";
 263                                 if($licenseurl)
 264                                     $out.='<a href="'.$licenseurl.'" target="_blank">';
 265                                 $out.=$license;
 266                                 if($licenseurl)
 267                                     $out.='</a>';
 268
 269                                 if(isset($requirements)) {
 270                                         $out.='<br /><b>Additional requirements:</b> '.$requirements;
 271                                 }
 272                                 $out.="</p>";
 273
 274                                 $out.="<p>";
 275                                 if(strlen($web)>0)
 276                                         $out.='<b>Website:</b> <a href="'.$web.'">'.$web.'</a><br />';
 277                                 if(strlen($issues)>0)
 278                                         $out.='<b>Issue Tracker:</b> <a href="'.$issues.'">'.$issues.'</a><br />';
 279                                 if(strlen($source)>0)
 280                                         $out.='<b>Source Code:</b> <a href="'.$source.'">'.$source.'</a><br />';
 281                                 if($donate && strlen($donate)>0)
 282                                         $out.='<b>Donate:</b> <a href="'.$donate.'">'.$donate.'</a><br />';
 283                                 $out.="</p>";
 284
 285                                 $out.="<p>For full details and additional technical information, see ";
 286                                 $out.="<a href=\"/wiki/page/".$query_vars['fdid']."\">this application's page</a> on the F-Droid wiki.</p>";
 287
 288                                 $out.='<script type="text/javascript">';
 289                                 $out.='function showHidePermissions(id) {';
 290                                 $out.='  if(document.getElementById(id).style.display==\'none\')';
 291                                 $out.=' document.getElementById(id).style.display=\'block\';';
 292                                 $out.='  else';
 293                                 $out.=' document.getElementById(id).style.display=\'none\';';
 294                                 $out.='  return false;';
 295                                 $out.='}';
 296                                 $out.='</script>';
 297
 298                                 $out.="<h3>Packages</h3>";
 299
 300                                 $out.="<p><b>NOTE:</b> Although APK downloads are available below to give ";
 301                                 $out.="you the choice, you should be aware that by installing that way you ";
 302                                 $out.="will not receive update notifications, and it's a less secure way ";
 303                                 $out.="to download, especially if you are not currently using HTTPS. ";
 304                                 $out.="We recommend that you install the F-Droid client and use that.</p>";
 305
 306                                 $i=0;
 307                                 foreach($apks as $apk) {
 308                                         $first = $i+1==count($apks);
 309                                         $out.="<p><b>Version ".$apk['version']."</b><br />";
 310
 311                                         // Is this source or binary?
 312                                         $srcbuild = isset($apk['srcname']) && file_exists($this->site_path.'/repo/'.$apk['srcname']);
 313
 314                                         $out.="<p>This version is built and signed by ";
 315                                         if($srcbuild) {
 316                                             $out.="F-Droid, and guaranteed to correspond to the source tarball below.</p>";
 317                                         } else {
 318                                             $out.="the original developer.</p>";
 319                                         }
 320                                         $out.='<a href="https://f-droid.org/repo/'.$apk['apkname'].'">download apk</a> ';
 321                                         $out.=$this->human_readable_size($apk['size']);
 322                                         $diffSize = $apk['diff']['size'];
 323                                         if(abs($diffSize) > 500) {
 324                                                 $out.=' <span style="color:#AAAAAA;">(';
 325                                                 $out.=$diffSize>0?'+':'';
 326                                                 $out.=$this->human_readable_size($diffSize, 1).')</span>';
 327                                         }
 328                                         if($srcbuild) {
 329                                                 $out.='<br /><a href="https://f-droid.org/repo/'.$apk['srcname'].'">source tarball</a> ';
 330                                                 $out.=$this->human_readable_size(filesize($this->site_path.'/repo/'.$apk['srcname']));
 331                                         }
 332
 333                                         if(isset($apk['permissions'])) {
 334                                                 // Permissions diff link
 335                                                 if($first == false) {
 336                                                         $permissionsAddedCount = count($apk['diff']['permissions']['added']);
 337                                                         $permissionsRemovedCount = count($apk['diff']['permissions']['removed']);
 338                                                         $divIdDiff='permissionsDiff'.$i;
 339                                                         if($permissionsAddedCount || $permissionsRemovedCount) {
 340                                                                 $out.='<br /><a href="javascript:void(0);" onClick="showHidePermissions(\''.$divIdDiff.'\');">permissions diff</a>';
 341                                                                 $out.=' <span style="color:#AAAAAA;">(';
 342                                                                 if($permissionsAddedCount)
 343                                                                         $out.='+'.$permissionsAddedCount;
 344                                                                 if($permissionsAddedCount && $permissionsRemovedCount)
 345                                                                         $out.='/';
 346                                                                 if($permissionsRemovedCount)
 347                                                                         $out.='-'.$permissionsRemovedCount;
 348                                                                 $out.=')</span>';
 349                                                         }
 350                                                         else
 351                                                         {
 352                                                                 $out.='<br /><span style="color:#999999;">no permission changes</span>';
 353                                                         }
 354                                                 }
 355
 356                                                 // Permissions list link
 357                                                 $permissionsListString = $this->get_permission_list_string(explode(',',$apk['permissions']), $permissions_data, $summary);
 358                                                 /*if($i==0)
 359                                                         $divStyleDisplay='block';
 360                                                 else*/
 361                                                         $divStyleDisplay='none';
 362                                                 $divId='permissions'.$i;
 363                                                 $out.='<br /><a href="javascript:void(0);" onClick="showHidePermissions(\''.$divId.'\');">view permissions</a>';
 364                                                 $out.=' <span style="color:#AAAAAA;">['.$summary.']</span>';
 365                                                 $out.='<br/>';
 366
 367                                                 // Permissions list
 368                                                 $out.='<div style="display:'.$divStyleDisplay.';" id="'.$divId.'">';
 369                                                 $out.=$permissionsListString;
 370                                                 $out.='</div>';
 371
 372                                                 // Permissions diff
 373                                                 {
 374                                                         $out.='<div style="display:'.$divStyleDisplay.';" id="'.$divIdDiff.'">';
 375                                                         $permissionsRemoved = $apk['diff']['permissions']['removed'];
 376                                                         usort($permissionsRemoved, "permissions_cmp");
 377
 378                                                         // Added permissions
 379                                                         if($permissionsAddedCount) {
 380                                                                 $out.='<h5>ADDED</h5><br />';
 381                                                                 $out.=$this->get_permission_list_string($apk['diff']['permissions']['added'], $permissions_data, $summary);
 382                                                         }
 383
 384                                                         // Removed permissions
 385                                                         if($permissionsRemovedCount) {
 386                                                                 $out.='<h5>REMOVED</h5><br />';
 387                                                                 $out.=$this->get_permission_list_string($apk['diff']['permissions']['removed'], $permissions_data, $summary);
 388                                                         }
 389
 390                                                         $out.='</div>';
 391                                                 }
 392                                         }
 393                                         else {
 394                                                 $out.='<br /><span style="color:#999999;">no extra permissions needed</span><br />';
 395                                         }
 396
 397                                         $out.='</p>';
 398                                         $i++;
 399                                 }
 400
 401                                 $out.='<hr><p><a href="'.makelink($query_vars,array('fdid'=>null)).'">Index</a></p>';
 402
 403                                 return $out;
 404                         }
 405                 }
 406                 return "<p>Application not found</p>";
 407         }
 408
 409         private function get_permission_list_string($permissions, $permissions_data, &$summary) {
 410                 $out='';
 411                 usort($permissions, "permissions_cmp");
 412                 $permission_group_last = '';
 413                 foreach($permissions as $permission) {
 414                         $permission_group = $permissions_data['permission'][$permission]['permissionGroup'];
 415                         if($permission_group != $permission_group_last) {
 416                                 $permission_group_label = $permissions_data['permission-group'][$permission_group]['label'];
 417                                 if($permission_group_label=='') $permission_group_label = 'Extra/Custom';
 418                                 $out.='<strong>'.strtoupper($permission_group_label).'</strong><br/>';
 419                                 $permission_group_last = $permission_group;
 420                         }
 421
 422                         $out.=$this->get_permission_protection_level_icon($permissions_data['permission'][$permission]['protectionLevel']).' ';
 423                         $out.='<strong>'.$permissions_data['permission'][$permission]['label'].'</strong> [<code>'.$permission.'</code>]<br/>';
 424                         if($permissions_data['permission'][$permission]['description']) $out.=$permissions_data['permission'][$permission]['description'].'<br/>';
 425                         //$out.=$permissions_data['permission'][$permission]['comment'].'<br/>';
 426                         $out.='<br/>';
 427
 428                         if(!isset($summaryCount[$permissions_data['permission'][$permission]['protectionLevel']]))
 429                                 $summaryCount[$permissions_data['permission'][$permission]['protectionLevel']] = 0;
 430                         $summaryCount[$permissions_data['permission'][$permission]['protectionLevel']]++;
 431                 }
 432
 433                 $summary = '';
 434                 if(isset($summaryCount)) {
 435                         foreach($summaryCount as $protectionLevel => $count) {
 436                                 $summary .= $this->get_permission_protection_level_icon($protectionLevel, 'regular').' '.$count;
 437                                 $summary .= ', ';
 438                         }
 439                 }
 440                 $summary = substr($summary,0,-2);
 441
 442                 return $out;
 443         }
 444
 445         private function get_permission_protection_level_icon($protection_level, $size='adjusted') {
 446                 $iconString = '';
 447                 if($protection_level=='dangerous') {
 448                         $iconString .= '<span style="color:#DD9900;';
 449                         if($size=='adjusted')
 450                                 $iconString .= 'font-size:150%;';
 451                         $iconString .= '">&#x26a0;</span>';     // WARNING SIGN
 452                 }
 453                 elseif($protection_level=='normal') {
 454                         $iconString .= '<span style="color:#6666FF;';
 455                         if($size=='adjusted')
 456                                 $iconString .= 'font-size:110%;';
 457                         $iconString .= '">&#x24D8;</span>';     // CIRCLED LATIN SMALL LETTER I
 458                 }
 459                 elseif($protection_level=='signature') {
 460                         $iconString .= '<span style="color:#33AAAA;';
 461                         if($size=='adjusted')
 462                                 $iconString .= 'font-size:140%;';
 463                         $iconString .= '">&#x273D;</span>';     // HEAVY TEARDROP-SPOKED ASTERISK
 464                 }
 465                 elseif($protection_level=='signatureOrSystem') {
 466                         $iconString .= '<span style="color:#DD66DD;';
 467                         if($size=='adjusted')
 468                                 $iconString .= 'font-size:140%;';
 469                         $iconString .= '">&#x269B;</span>';     // ATOM SYMBOL
 470                 }
 471                 else {
 472                         $iconString .= '<span style="color:#33AA33';
 473                         if($size=='adjusted')
 474                                 $iconString .= ';font-size:130%;';
 475                         $iconString .= '">&#x2699;</span>';     // GEAR
 476                 }
 477
 478                 return $iconString;
 479         }
 480
 481         private function human_readable_size($size, $minDiv=0) {
 482                 $si_prefix = array('bytes','kB','MB');
 483                 $div = 1024;
 484
 485                 for($i=0;(abs($size) > $div && $i < count($si_prefix)) || $i<$minDiv;$i++) {
 486                         $size /= $div;
 487                 }
 488
 489                 return round($size,max(0,$i-1)).' '.$si_prefix[$i];
 490         }
 491
 492         private function get_antifeature_description($antifeature) {
 493                 // Anti feature names and descriptions
 494                 $antifeatureDesctiption['ads']['name'] = 'Advertising';
 495                 $antifeatureDesctiption['ads']['description'] = 'This application contains advertising';
 496                 $antifeatureDesctiption['tracking']['name'] = 'Tracks You';
 497                 $antifeatureDesctiption['tracking']['description'] = 'This application tracks and reports your activity to somewhere';
 498                 $antifeatureDesctiption['nonfreenet']['name'] = 'Non-Free Network Services';
 499                 $antifeatureDesctiption['nonfreenet']['description'] = 'This application promotes a non-Free network service';
 500                 $antifeatureDesctiption['nonfreeadd']['name'] = 'Non-Free Addons';
 501                 $antifeatureDesctiption['nonfreeadd']['description'] = 'This application promotes non-Free add-ons';
 502                 $antifeatureDesctiption['nonfreedep']['name'] = 'Non-Free Dependencies';
 503                 $antifeatureDesctiption['nonfreedep']['description'] = 'This application depends on another non-Free application';
 504
 505                 $antifeatureLower = strtolower($antifeature);
 506                 if(isset($antifeatureDesctiption[$antifeatureLower])) {
 507                         return $antifeatureDesctiption[$antifeatureLower];
 508                 }
 509                 return array('name'=>$antifeature);
 510         }
 511
 512
 513         function get_apps($query_vars) {
 514
 515                 $xml = simplexml_load_file($this->site_path."/repo/index.xml");
 516                 $matches = $this->show_apps($xml,$query_vars,$numpages);
 517
 518                 $out='';
 519
 520                 if(($query_vars['fdfilter']===null || $query_vars['fdfilter']!='') && $numpages>0)
 521                 {
 522                         $out.='<div style="float:left;">';
 523                         if($query_vars['fdfilter']===null) {
 524
 525                                 $categories = array('All categories');
 526                                 $handle = fopen(getenv('DOCUMENT_ROOT').'/repo/categories.txt', 'r');
 527                                 if ($handle) {
 528                                         while (($buffer = fgets($handle, 4096)) !== false) {
 529                                             $categories[] = rtrim($buffer);
 530                                         }
 531                                     fclose($handle);
 532                                 }
 533
 534                                 $out.='<form name="categoryform" action="" method="get">';
 535                                 $out.=$this->makeformdata($query_vars);
 536
 537                                 $out.='<select name="fdcategory" style="color:#333333;" onChange="document.categoryform.submit();">';
 538                                 foreach($categories as $category) {
 539                                         $out.='<option';
 540                                         if(isset($query_vars['fdcategory']) && $category==$query_vars['fdcategory'])
 541                                                 $out.=' selected';
 542                                         $out.='>'.$category.'</option>';
 543                                 }
 544                                 $out.='</select>';
 545
 546                                 $out.='</form>'."\n";
 547                         }
 548                         else {
 549                                 $out.='Applications matching "'.sanitize_text_field($query_vars['fdfilter']).'"';
 550                         }
 551                         $out.="</div>";
 552
 553                         $out.='<div style="float:right;">';
 554                         $out.='<a href="'.makelink($query_vars, array('fdstyle'=>'list')).'">List</a> | ';
 555                         $out.='<a href="'.makelink($query_vars, array('fdstyle'=>'grid')).'">Grid</a>';
 556                         $out.='</div>';
 557
 558                         $out.='<br break="all"/>';
 559                 }
 560
 561                 if($numpages>0) {
 562                         $out.=$matches;
 563
 564                         $out.='<hr><p>';
 565
 566                         $out.='<div style="width:20%; float:left; text-align:left;">';
 567                         $out.=' Page '.$query_vars['fdpage'].' of '.$numpages.' ';
 568                         $out.='</div>';
 569
 570                         $out.='<div style="width:60%; float:left; text-align:center;">';
 571                         if($numpages>1) {
 572                                 for($i=1;$i<=$numpages;$i++) {
 573                                         if($i == $query_vars['fdpage']) {
 574                                                 $out.='<b>'.$i.'</b>';
 575                                         } else {
 576                                                 $out.='<a href="'.makelink($query_vars, array('fdpage'=>$i)).'">';
 577                                                 $out.=$i;
 578                                                 $out.='</a>';
 579                                         }
 580                                         $out.=' ';
 581                                 }
 582                                 $out.=' ';
 583                         }
 584                         $out.='</div>';
 585
 586                         $out.='<div style="width:20%; float:left; text-align:right;">';
 587                         if($query_vars['fdpage']!=$numpages) {
 588                                 $out.='<a href="'.makelink($query_vars, array('fdpage'=>($query_vars['fdpage']+1))).'">next&gt;</a> ';
 589                         }
 590                         $out.='</div>';
 591
 592                         $out.='</p>';
 593                 } else if($query_vars['fdfilter']!='') {
 594                         $out.='<p>No matches</p>';
 595                 }
 596
 597                 return $out;
 598         }
 599
 600
 601         function makeformdata($query_vars) {
 602
 603                 $out='';
 604
 605                 $out.='<input type="hidden" name="page_id" value="'.(int)get_query_var('page_id').'">';
 606                 foreach($query_vars as $name => $value) {
 607                         if($value !== null && $name != 'fdfilter' && !($name == 'fdpage' && (int)$value ==1))
 608                                 $out.='<input type="hidden" name="'.$name.'" value="'.sanitize_text_field($value).'">';
 609                 }
 610
 611                 return $out;
 612         }
 613
 614
 615         function show_apps($xml,$query_vars,&$numpages) {
 616
 617                 $skipped=0;
 618                 $got=0;
 619                 $total=0;
 620
 621                 if($query_vars['fdstyle']=='grid') {
 622                         $outputter = new FDOutGrid();
 623                 } else {
 624                         $outputter = new FDOutList();
 625                 }
 626
 627                 $out = "";
 628
 629                 $out.=$outputter->outputStart();
 630
 631                 foreach($xml->children() as $app) {
 632
 633                         if($app->getName() == 'repo') continue;
 634                         $appinfo['attrs']=$app->attributes();
 635                         $appinfo['id']=$appinfo['attrs']['id'];
 636                         foreach($app->children() as $el) {
 637                                 switch($el->getName()) {
 638                                         case "name":
 639                                                 $appinfo['name']=$el;
 640                                                 break;
 641                                         case "icon":
 642                                                 $appinfo['icon']=$el;
 643                                                 break;
 644                                         case "summary":
 645                                                 $appinfo['summary']=$el;
 646                                                 break;
 647                                         case "desc":
 648                                                 $appinfo['description']=$el;
 649                                                 break;
 650                                         case "license":
 651                                                 $appinfo['license']=$el;
 652                                                 break;
 653                                         case "category":
 654                                                 $appinfo['category']=$el;
 655                                                 break;
 656                                 }
 657                         }
 658
 659                         if(($query_vars['fdfilter']===null || $query_vars['fdfilter']!='' && (stristr($appinfo['name'],$query_vars['fdfilter']) || stristr($appinfo['summary'],$query_vars['fdfilter']) || stristr($appinfo['description'],$query_vars['fdfilter']))) && (!isset($query_vars['fdcategory']) || $query_vars['fdcategory'] && $query_vars['fdcategory']==$appinfo['category'])) {
 660                                 if($skipped<($query_vars['fdpage']-1)*$outputter->perpage) {
 661                                         $skipped++;
 662                                 } else if($got<$outputter->perpage) {
 663                                         $out.=$outputter->outputEntry($query_vars, $appinfo);
 664                                         $got++;
 665                                 }
 666                                 $total++;
 667                         }
 668
 669                 }
 670
 671                 $out.=$outputter->outputEnd();
 672
 673                 $numpages = ceil((float)$total/$outputter->perpage);
 674
 675                 return $out;
 676         }
 677 }
 678
 679 // Class to output app entries in a detailed list format
 680 class FDOutList
 681 {
 682         var $perpage=30;
 683
 684         function FDOutList() {
 685         }
 686
 687         function outputStart() {
 688                 return '';
 689         }
 690
 691         function outputEntry($query_vars, $appinfo) {
 692                 $out="";
 693                 $out.='<hr style="clear:both;" />'."\n";
 694                 $out.='<a href="'.makelink($query_vars, array('fdid'=>$appinfo['id'])).'">';
 695                 $out.='<div id="appheader">';
 696
 697                 $out.='<div style="float:left;padding-right:10px;"><img src="' . site_url() . '/repo/icons/'.$appinfo['icon'].'" style="width:48px;border:none;"></div>';
 698
 699                 $out.='<div style="float:right;">';
 700                 $out.='<p>Details...</p>';
 701                 $out.="</div>\n";
 702
 703                 $out.='<p style="color:#000000;"><span style="font-size:20px;">'.$appinfo['name']."</span>";
 704                 $out.="<br>".$appinfo['summary']."</p>\n";
 705
 706                 $out.="</div>\n";
 707                 $out.='</a>';
 708
 709                 return $out;
 710         }
 711
 712         function outputEnd() {
 713                 return '';
 714         }
 715 }
 716
 717 // Class to output app entries in a compact grid format
 718 class FDOutGrid
 719 {
 720         var $perpage=80;
 721
 722         var $itemCount = 0;
 723
 724         function FDOutGrid() {
 725         }
 726
 727         function outputStart() {
 728                 return "\n".'<table border="0" width="100%"><tr>'."\n";
 729         }
 730
 731         function outputEntry($query_vars, $appinfo) {
 732                 $link=makelink($query_vars, array('fdid'=>$appinfo['id']));
 733
 734                 $out='';
 735
 736                 if($this->itemCount%4 == 0 && $this->itemCount > 0)
 737                 {
 738                         $out.='</tr><tr>'."\n";
 739                 }
 740
 741                 $out.='<td align="center" valign="top" style="background-color:#F8F8F8;">';
 742                 $out.='<p>';
 743                 $out.='<div id="appheader" style="text-align:center;width:110px;">';
 744
 745                 $out.='<a href="'.$link.'" style="border-bottom-style:none;">';
 746                 $out.='<img src="' . site_url() . '/repo/icons/'.$appinfo['icon'].'" style="width:48px;border-width:0;padding-top:5px;padding-bottom:5px;"><br/>';
 747                 $out.=$appinfo['name'].'<br/>';
 748                 $out.='</a>';
 749
 750                 $out.="</div>";
 751                 $out.='</p>';
 752                 $out.="</td>\n";
 753
 754                 $this->itemCount++;
 755                 return $out;
 756         }
 757
 758         function outputEnd() {
 759                 return '</tr></table>'."\n";
 760         }
 761 }
 762
 763 function permissions_cmp($a, $b) {
 764         global $permissions_data;
 765
 766         $aProtectionLevel = $permissions_data['permission'][$a]['protectionLevel'];
 767         $bProtectionLevel = $permissions_data['permission'][$b]['protectionLevel'];
 768
 769         if($aProtectionLevel != $bProtectionLevel) {
 770                 if(strlen($aProtectionLevel)==0) return 1;
 771                 if(strlen($bProtectionLevel)==0) return -1;
 772
 773                 return strcmp($aProtectionLevel, $bProtectionLevel);
 774         }
 775
 776         $aGroup = $permissions_data['permission'][$a]['permissionGroup'];
 777         $bGroup = $permissions_data['permission'][$b]['permissionGroup'];
 778
 779         if($aGroup != $bGroup) {
 780                 return strcmp($aGroup, $bGroup);
 781         }
 782
 783         return strcmp($a, $b);
 784 }
 785
 786 // Make a link to this page, with the current query vars attached and desired params added/modified
 787 function makelink($query_vars, $params=array()) {
 788         $link=get_permalink();
 789
 790         $p = array_merge($query_vars, $params);
 791
 792         // Page 1 is the default, don't clutter urls with it...
 793         if($p['fdpage'] == 1)
 794                 unset($p['fdpage']);
 795         // Likewise for list style...
 796         if($p['fdstyle'] == 'list')
 797                 unset($p['fdstyle']);
 798
 799         $vars=linkify($p);
 800         if(strlen($vars)==0)
 801                 return $link;
 802         if(strpos($link,'?')===false)
 803                 $link.='?';
 804         else
 805                 $link.='&';
 806         return $link.$vars;
 807 }
 808
 809 // Return the key value pairs in http-get-parameter format as a string
 810 function linkify($vars) {
 811         $retvar = '';
 812         foreach($vars as $k => $v) {
 813                 if($k!==null && $v!==null && $v!='')
 814                         $retvar .= $k.'='.$v.'&';
 815         }
 816         return substr($retvar,0,-1);
 817 }
 818
 819 function widget_fdroidlatest($args) {
 820         extract($args);
 821         echo $before_widget;
 822         echo $before_title . 'Latest Apps' . $after_title;
 823
 824         $handle = fopen(getenv('DOCUMENT_ROOT').'/repo/latestapps.dat', 'r');
 825         if ($handle) {
 826                 while (($buffer = fgets($handle, 4096)) !== false) {
 827                         $app = explode("\t", $buffer);
 828                         echo '<a href="/repository/browse/?fdid='.$app[0].'">';
 829                         if(isset($app[2]) && trim($app[2])) {
 830                                 echo '<img src="' . site_url() . '/repo/icons/'.$app[2].'" style="width:32px;border:none;float:right;" />';
 831                         }
 832                         echo $app[1].'<br />';
 833                         if(isset($app[3]) && trim($app[3])) {
 834                                 echo '<span style="color:#BBBBBB;">'.$app[3].'</span>';
 835                         }
 836                         echo '</a><br style="clear:both;" />';
 837                 }
 838                 fclose($handle);
 839         }
 840
 841         echo $after_widget;
 842 }
 843
 844 $wp_fdroid = new FDroid();
 845
 846
 847 ?>