[2] | 1 | <?php |
---|
[362] | 2 | // +-----------------------------------------------------------------------+ |
---|
| 3 | // | functions_category.inc.php | |
---|
| 4 | // +-----------------------------------------------------------------------+ |
---|
| 5 | // | application : PhpWebGallery <http://phpwebgallery.net> | |
---|
| 6 | // | branch : BSF (Best So Far) | |
---|
| 7 | // +-----------------------------------------------------------------------+ |
---|
| 8 | // | file : $RCSfile$ |
---|
| 9 | // | last update : $Date: 2004-07-27 06:36:42 +0000 (Tue, 27 Jul 2004) $ |
---|
| 10 | // | last modifier : $Author: z0rglub $ |
---|
| 11 | // | revision : $Revision: 460 $ |
---|
| 12 | // +-----------------------------------------------------------------------+ |
---|
| 13 | // | This program is free software; you can redistribute it and/or modify | |
---|
| 14 | // | it under the terms of the GNU General Public License as published by | |
---|
| 15 | // | the Free Software Foundation | |
---|
| 16 | // | | |
---|
| 17 | // | This program is distributed in the hope that it will be useful, but | |
---|
| 18 | // | WITHOUT ANY WARRANTY; without even the implied warranty of | |
---|
| 19 | // | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
---|
| 20 | // | General Public License for more details. | |
---|
| 21 | // | | |
---|
| 22 | // | You should have received a copy of the GNU General Public License | |
---|
| 23 | // | along with this program; if not, write to the Free Software | |
---|
| 24 | // | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
---|
| 25 | // | USA. | |
---|
| 26 | // +-----------------------------------------------------------------------+ |
---|
[2] | 27 | |
---|
[423] | 28 | /** |
---|
| 29 | * Provides functions to handle categories. |
---|
| 30 | * |
---|
| 31 | * |
---|
| 32 | */ |
---|
| 33 | |
---|
| 34 | /** |
---|
| 35 | * Is the category accessible to the connected user ? |
---|
| 36 | * |
---|
| 37 | * Note : if the user is not authorized to see this category, page creation |
---|
| 38 | * ends (exit command in this function) |
---|
| 39 | * |
---|
| 40 | * @param int category id to verify |
---|
| 41 | * @return void |
---|
| 42 | */ |
---|
[2] | 43 | function check_restrictions( $category_id ) |
---|
| 44 | { |
---|
[13] | 45 | global $user,$lang; |
---|
[2] | 46 | |
---|
[345] | 47 | if ( in_array( $category_id, $user['restrictions'] ) ) |
---|
[2] | 48 | { |
---|
| 49 | echo '<div style="text-align:center;">'.$lang['access_forbiden'].'<br />'; |
---|
| 50 | echo '<a href="'.add_session_id( './category.php' ).'">'; |
---|
| 51 | echo $lang['thumbnails'].'</a></div>'; |
---|
| 52 | exit(); |
---|
| 53 | } |
---|
| 54 | } |
---|
[345] | 55 | |
---|
[423] | 56 | /** |
---|
| 57 | * Checks whether the argument is a right parameter category id |
---|
| 58 | * |
---|
| 59 | * The argument is a right parameter if corresponds to one of these : |
---|
| 60 | * |
---|
| 61 | * - is numeric and corresponds to a category in the database |
---|
[429] | 62 | * - equals 'fav' (for favorites) |
---|
| 63 | * - equals 'search' (when the result of a search is displayed) |
---|
| 64 | * - equals 'most_visited' |
---|
| 65 | * - equals 'best_rated' |
---|
[437] | 66 | * - equals 'recent_pics' |
---|
| 67 | * - equals 'recent_cats' |
---|
[429] | 68 | * _ equals 'calendar' |
---|
[423] | 69 | * |
---|
| 70 | * The function fills the global var $page['cat'] and returns nothing |
---|
| 71 | * |
---|
| 72 | * @param mixed category id or special category name |
---|
| 73 | * @return void |
---|
| 74 | */ |
---|
[2] | 75 | function check_cat_id( $cat ) |
---|
| 76 | { |
---|
[13] | 77 | global $page; |
---|
| 78 | |
---|
[2] | 79 | unset( $page['cat'] ); |
---|
| 80 | if ( isset( $cat ) ) |
---|
| 81 | { |
---|
[345] | 82 | if ( isset( $page['plain_structure'][$cat] ) ) |
---|
[2] | 83 | { |
---|
[345] | 84 | $page['cat'] = $cat; |
---|
[26] | 85 | } |
---|
| 86 | else if ( is_numeric( $cat ) ) |
---|
| 87 | { |
---|
| 88 | $query = 'SELECT id'; |
---|
[345] | 89 | $query.= ' FROM '.CATEGORIES_TABLE.' WHERE id = '.$cat.';'; |
---|
[2] | 90 | $result = mysql_query( $query ); |
---|
| 91 | if ( mysql_num_rows( $result ) != 0 ) |
---|
| 92 | { |
---|
| 93 | $page['cat'] = $cat; |
---|
| 94 | } |
---|
| 95 | } |
---|
[26] | 96 | if ( $cat == 'fav' |
---|
| 97 | or $cat == 'most_visited' |
---|
| 98 | or $cat == 'best_rated' |
---|
[434] | 99 | or $cat == 'recent_pics' |
---|
[437] | 100 | or $cat == 'recent_cats' |
---|
[429] | 101 | or $cat == 'calendar' ) |
---|
[2] | 102 | { |
---|
| 103 | $page['cat'] = $cat; |
---|
| 104 | } |
---|
[456] | 105 | if ($cat == 'search' and isset($_GET['search'])) |
---|
| 106 | { |
---|
| 107 | $page['cat'] = $cat; |
---|
| 108 | } |
---|
[2] | 109 | } |
---|
| 110 | } |
---|
| 111 | |
---|
[345] | 112 | function get_user_plain_structure() |
---|
[2] | 113 | { |
---|
[345] | 114 | global $page,$user; |
---|
[2] | 115 | |
---|
[423] | 116 | $infos = array( 'name','id','date_last','nb_images','dir','id_uppercat', |
---|
| 117 | 'rank','site_id','uppercats'); |
---|
[345] | 118 | |
---|
| 119 | $query = 'SELECT '.implode( ',', $infos ); |
---|
[423] | 120 | $query.= ' FROM '.CATEGORIES_TABLE; |
---|
| 121 | $query.= ' WHERE 1 = 1'; // stupid but permit using AND after it ! |
---|
[387] | 122 | if ( !$user['expand'] ) |
---|
[345] | 123 | { |
---|
| 124 | $query.= ' AND (id_uppercat is NULL'; |
---|
| 125 | if ( count( $page['tab_expand'] ) > 0 ) |
---|
| 126 | { |
---|
[387] | 127 | $query.= ' OR id_uppercat IN ('.implode(',',$page['tab_expand']).')'; |
---|
[345] | 128 | } |
---|
| 129 | $query.= ')'; |
---|
[2] | 130 | } |
---|
[345] | 131 | if ( $user['forbidden_categories'] != '' ) |
---|
| 132 | { |
---|
| 133 | $query.= ' AND id NOT IN '; |
---|
| 134 | $query.= '('.$user['forbidden_categories'].')'; |
---|
| 135 | } |
---|
[26] | 136 | $query.= ' ORDER BY id_uppercat ASC, rank ASC'; |
---|
| 137 | $query.= ';'; |
---|
| 138 | |
---|
| 139 | $plain_structure = array(); |
---|
[2] | 140 | $result = mysql_query( $query ); |
---|
| 141 | while ( $row = mysql_fetch_array( $result ) ) |
---|
| 142 | { |
---|
[26] | 143 | $category = array(); |
---|
| 144 | foreach ( $infos as $info ) { |
---|
[394] | 145 | if ( $info == 'uc.date_last') |
---|
[2] | 146 | { |
---|
[423] | 147 | if ( empty( $row['date_last'] ) ) |
---|
| 148 | { |
---|
| 149 | $category['date_last'] = 0; |
---|
| 150 | } |
---|
| 151 | else |
---|
| 152 | { |
---|
[394] | 153 | list($year,$month,$day) = explode( '-', $row['date_last'] ); |
---|
| 154 | $category['date_last'] = mktime(0,0,0,$month,$day,$year); |
---|
[423] | 155 | } |
---|
[2] | 156 | } |
---|
[345] | 157 | else if ( isset( $row[$info] ) ) $category[$info] = $row[$info]; |
---|
| 158 | else $category[$info] = ''; |
---|
[26] | 159 | } |
---|
| 160 | $plain_structure[$row['id']] = $category; |
---|
| 161 | } |
---|
[2] | 162 | |
---|
[26] | 163 | return $plain_structure; |
---|
| 164 | } |
---|
[2] | 165 | |
---|
[345] | 166 | function create_user_structure( $id_uppercat ) |
---|
[26] | 167 | { |
---|
| 168 | global $page; |
---|
| 169 | |
---|
[67] | 170 | if ( !isset( $page['plain_structure'] ) ) |
---|
[345] | 171 | $page['plain_structure'] = get_user_plain_structure(); |
---|
[67] | 172 | |
---|
[26] | 173 | $structure = array(); |
---|
[345] | 174 | $ids = get_user_subcat_ids( $id_uppercat ); |
---|
[26] | 175 | foreach ( $ids as $id ) { |
---|
[345] | 176 | $category = $page['plain_structure'][$id]; |
---|
| 177 | $category['subcats'] = create_user_structure( $id ); |
---|
| 178 | array_push( $structure, $category ); |
---|
[26] | 179 | } |
---|
| 180 | return $structure; |
---|
| 181 | } |
---|
| 182 | |
---|
[345] | 183 | function get_user_subcat_ids( $id_uppercat ) |
---|
[26] | 184 | { |
---|
| 185 | global $page; |
---|
| 186 | |
---|
| 187 | $ids = array(); |
---|
| 188 | foreach ( $page['plain_structure'] as $id => $category ) { |
---|
| 189 | if ( $category['id_uppercat'] == $id_uppercat ) array_push( $ids, $id ); |
---|
| 190 | else if ( count( $ids ) > 0 ) return $ids; |
---|
| 191 | } |
---|
| 192 | return $ids; |
---|
| 193 | } |
---|
| 194 | |
---|
| 195 | // update_structure updates or add informations about each node of the |
---|
[345] | 196 | // structure : |
---|
[26] | 197 | // |
---|
[345] | 198 | // 1. should the category be expanded in the menu ? |
---|
[26] | 199 | // If the category has to be expanded (ie its id is in the |
---|
| 200 | // $page['tab_expand'] or all the categories must be expanded by default), |
---|
| 201 | // $category['expanded'] is set to true. |
---|
| 202 | // |
---|
[345] | 203 | // 2. associated expand string |
---|
[26] | 204 | // in the menu, there is a expand string (used in the URL) to tell which |
---|
| 205 | // categories must be expanded in the menu if this category is chosen |
---|
| 206 | function update_structure( $categories ) |
---|
| 207 | { |
---|
| 208 | global $page, $user; |
---|
| 209 | |
---|
| 210 | $updated_categories = array(); |
---|
| 211 | |
---|
| 212 | foreach ( $categories as $category ) { |
---|
| 213 | // update the "expanded" key |
---|
| 214 | if ( $user['expand'] |
---|
| 215 | or in_array( $category['id'], $page['tab_expand'] ) ) |
---|
| 216 | { |
---|
| 217 | $category['expanded'] = true; |
---|
| 218 | } |
---|
| 219 | else |
---|
| 220 | { |
---|
| 221 | $category['expanded'] = false; |
---|
| 222 | } |
---|
| 223 | // recursive call |
---|
| 224 | $category['subcats'] = update_structure( $category['subcats'] ); |
---|
| 225 | // adding the updated category |
---|
| 226 | array_push( $updated_categories, $category ); |
---|
[2] | 227 | } |
---|
[26] | 228 | |
---|
| 229 | return $updated_categories; |
---|
[2] | 230 | } |
---|
[26] | 231 | |
---|
| 232 | // count_images returns the number of pictures contained in the given |
---|
| 233 | // category represented by an array, in this array, we have (among other |
---|
| 234 | // things) : |
---|
| 235 | // $category['nb_images'] -> number of pictures in this category |
---|
| 236 | // $category['subcats'] -> array of sub-categories |
---|
| 237 | // count_images goes to the deepest sub-category to find the total number of |
---|
| 238 | // pictures contained in the given given category |
---|
| 239 | function count_images( $categories ) |
---|
[2] | 240 | { |
---|
[345] | 241 | return count_user_total_images(); |
---|
[2] | 242 | $total = 0; |
---|
[26] | 243 | foreach ( $categories as $category ) { |
---|
| 244 | $total+= $category['nb_images']; |
---|
| 245 | $total+= count_images( $category['subcats'] ); |
---|
[2] | 246 | } |
---|
| 247 | return $total; |
---|
| 248 | } |
---|
| 249 | |
---|
[345] | 250 | function count_user_total_images() |
---|
| 251 | { |
---|
| 252 | global $user; |
---|
| 253 | |
---|
| 254 | $query = 'SELECT SUM(nb_images) AS total'; |
---|
| 255 | $query.= ' FROM '.CATEGORIES_TABLE; |
---|
| 256 | if ( count( $user['restrictions'] ) > 0 ) |
---|
| 257 | $query.= ' WHERE id NOT IN ('.$user['forbidden_categories'].')'; |
---|
| 258 | $query.= ';'; |
---|
| 259 | |
---|
| 260 | $row = mysql_fetch_array( mysql_query( $query ) ); |
---|
| 261 | |
---|
| 262 | if ( !isset( $row['total'] ) ) $row['total'] = 0; |
---|
| 263 | |
---|
| 264 | return $row['total']; |
---|
| 265 | } |
---|
| 266 | |
---|
[423] | 267 | /** |
---|
| 268 | * Retrieve informations about a category in the database |
---|
| 269 | * |
---|
| 270 | * Returns an array with following keys : |
---|
| 271 | * |
---|
| 272 | * - comment |
---|
| 273 | * - dir : directory, might be empty for virtual categories |
---|
| 274 | * - name : an array with indexes from 0 (lowest cat name) to n (most |
---|
| 275 | * uppercat name findable) |
---|
| 276 | * - nb_images |
---|
| 277 | * - id_uppercat |
---|
| 278 | * - site_id |
---|
| 279 | * - |
---|
| 280 | * |
---|
| 281 | * @param int category id |
---|
| 282 | * @return array |
---|
| 283 | */ |
---|
[2] | 284 | function get_cat_info( $id ) |
---|
| 285 | { |
---|
[345] | 286 | $infos = array( 'nb_images','id_uppercat','comment','site_id','galleries_url' |
---|
| 287 | ,'dir','date_last','uploadable','status','visible' |
---|
| 288 | ,'representative_picture_id','uppercats' ); |
---|
| 289 | |
---|
| 290 | $query = 'SELECT '.implode( ',', $infos ); |
---|
| 291 | $query.= ' FROM '.CATEGORIES_TABLE.' AS a'; |
---|
| 292 | $query.= ', '.SITES_TABLE.' AS b'; |
---|
[26] | 293 | $query.= ' WHERE a.id = '.$id; |
---|
[345] | 294 | $query.= ' AND a.site_id = b.id'; |
---|
| 295 | $query.= ';'; |
---|
[2] | 296 | $row = mysql_fetch_array( mysql_query( $query ) ); |
---|
[38] | 297 | |
---|
[345] | 298 | $cat = array(); |
---|
| 299 | // affectation of each field of the table "config" to an information of the |
---|
| 300 | // array $cat. |
---|
| 301 | foreach ( $infos as $info ) { |
---|
| 302 | if ( isset( $row[$info] ) ) $cat[$info] = $row[$info]; |
---|
| 303 | else $cat[$info] = ''; |
---|
| 304 | // If the field is true or false, the variable is transformed into a |
---|
| 305 | // boolean value. |
---|
| 306 | if ( $cat[$info] == 'true' or $cat[$info] == 'false' ) |
---|
| 307 | { |
---|
| 308 | $cat[$info] = get_boolean( $cat[$info] ); |
---|
| 309 | } |
---|
| 310 | } |
---|
| 311 | $cat['comment'] = nl2br( $cat['comment'] ); |
---|
| 312 | |
---|
[61] | 313 | $cat['name'] = array(); |
---|
[67] | 314 | |
---|
[394] | 315 | $query = 'SELECT name,id FROM '.CATEGORIES_TABLE; |
---|
[345] | 316 | $query.= ' WHERE id IN ('.$cat['uppercats'].')'; |
---|
| 317 | $query.= ' ORDER BY id ASC'; |
---|
| 318 | $query.= ';'; |
---|
| 319 | $result = mysql_query( $query ); |
---|
| 320 | while( $row = mysql_fetch_array( $result ) ) |
---|
[2] | 321 | { |
---|
[394] | 322 | $cat['name'][$row['id']] = $row['name']; |
---|
[2] | 323 | } |
---|
[345] | 324 | |
---|
[2] | 325 | return $cat; |
---|
| 326 | } |
---|
[61] | 327 | |
---|
| 328 | // get_complete_dir returns the concatenation of get_site_url and |
---|
| 329 | // get_local_dir |
---|
| 330 | // Example : "pets > rex > 1_year_old" is on the the same site as the |
---|
| 331 | // PhpWebGallery files and this category has 22 for identifier |
---|
| 332 | // get_complete_dir(22) returns "./galleries/pets/rex/1_year_old/" |
---|
| 333 | function get_complete_dir( $category_id ) |
---|
| 334 | { |
---|
| 335 | return get_site_url( $category_id ).get_local_dir( $category_id ); |
---|
| 336 | } |
---|
| 337 | |
---|
| 338 | // get_local_dir returns an array with complete path without the site url |
---|
| 339 | // Example : "pets > rex > 1_year_old" is on the the same site as the |
---|
| 340 | // PhpWebGallery files and this category has 22 for identifier |
---|
| 341 | // get_local_dir(22) returns "pets/rex/1_year_old/" |
---|
| 342 | function get_local_dir( $category_id ) |
---|
| 343 | { |
---|
| 344 | global $page; |
---|
| 345 | |
---|
[345] | 346 | $uppercats = ''; |
---|
| 347 | $local_dir = ''; |
---|
| 348 | |
---|
| 349 | if ( isset( $page['plain_structure'][$category_id]['uppercats'] ) ) |
---|
[61] | 350 | { |
---|
[345] | 351 | $uppercats = $page['plain_structure'][$category_id]['uppercats']; |
---|
[61] | 352 | } |
---|
[345] | 353 | else |
---|
| 354 | { |
---|
| 355 | $query = 'SELECT uppercats'; |
---|
| 356 | $query.= ' FROM '.CATEGORIES_TABLE.' WHERE id = '.$category_id; |
---|
| 357 | $query.= ';'; |
---|
| 358 | $row = mysql_fetch_array( mysql_query( $query ) ); |
---|
| 359 | $uppercats = $row['uppercats']; |
---|
| 360 | } |
---|
| 361 | |
---|
| 362 | $upper_array = explode( ',', $uppercats ); |
---|
| 363 | |
---|
| 364 | $database_dirs = array(); |
---|
| 365 | $query = 'SELECT id,dir'; |
---|
| 366 | $query.= ' FROM '.CATEGORIES_TABLE.' WHERE id IN ('.$uppercats.')'; |
---|
| 367 | $query.= ';'; |
---|
| 368 | $result = mysql_query( $query ); |
---|
| 369 | while( $row = mysql_fetch_array( $result ) ) |
---|
| 370 | { |
---|
| 371 | $database_dirs[$row['id']] = $row['dir']; |
---|
| 372 | } |
---|
| 373 | foreach ( $upper_array as $id ) { |
---|
| 374 | $local_dir.= $database_dirs[$id].'/'; |
---|
| 375 | } |
---|
| 376 | |
---|
| 377 | return $local_dir; |
---|
[61] | 378 | } |
---|
| 379 | |
---|
| 380 | // retrieving the site url : "http://domain.com/gallery/" or |
---|
| 381 | // simply "./galleries/" |
---|
| 382 | function get_site_url( $category_id ) |
---|
| 383 | { |
---|
| 384 | global $page; |
---|
| 385 | |
---|
| 386 | $query = 'SELECT galleries_url'; |
---|
[345] | 387 | $query.= ' FROM '.SITES_TABLE.' AS s,'.CATEGORIES_TABLE.' AS c'; |
---|
| 388 | $query.= ' WHERE s.id = c.site_id'; |
---|
| 389 | $query.= ' AND c.id = '.$category_id; |
---|
[61] | 390 | $query.= ';'; |
---|
| 391 | $row = mysql_fetch_array( mysql_query( $query ) ); |
---|
| 392 | return $row['galleries_url']; |
---|
| 393 | } |
---|
| 394 | |
---|
[2] | 395 | // initialize_category initializes ;-) the variables in relation |
---|
| 396 | // with category : |
---|
| 397 | // 1. calculation of the number of pictures in the category |
---|
| 398 | // 2. determination of the SQL query part to ask to find the right category |
---|
| 399 | // $page['where'] is not the same if we are in |
---|
| 400 | // - simple category |
---|
| 401 | // - search result |
---|
| 402 | // - favorites displaying |
---|
| 403 | // - most visited pictures |
---|
| 404 | // - best rated pictures |
---|
| 405 | // - recent pictures |
---|
| 406 | // 3. determination of the title of the page |
---|
| 407 | // 4. creation of the navigation bar |
---|
| 408 | function initialize_category( $calling_page = 'category' ) |
---|
| 409 | { |
---|
[345] | 410 | pwg_debug( 'start initialize_category' ); |
---|
[13] | 411 | global $page,$lang,$user,$conf; |
---|
[38] | 412 | |
---|
[2] | 413 | if ( isset( $page['cat'] ) ) |
---|
| 414 | { |
---|
| 415 | // $page['nb_image_page'] is the number of picture to display on this page |
---|
| 416 | // By default, it is the same as the $user['nb_image_page'] |
---|
| 417 | $page['nb_image_page'] = $user['nb_image_page']; |
---|
| 418 | // $url is used to create the navigation bar |
---|
[345] | 419 | $url = './category.php?cat='.$page['cat']; |
---|
| 420 | if ( isset($page['expand']) ) $url.= '&expand='.$page['expand']; |
---|
[2] | 421 | // simple category |
---|
| 422 | if ( is_numeric( $page['cat'] ) ) |
---|
| 423 | { |
---|
| 424 | $result = get_cat_info( $page['cat'] ); |
---|
[38] | 425 | $page['comment'] = $result['comment']; |
---|
| 426 | $page['cat_dir'] = $result['dir']; |
---|
| 427 | $page['cat_name'] = $result['name']; |
---|
| 428 | $page['cat_nb_images'] = $result['nb_images']; |
---|
| 429 | $page['cat_site_id'] = $result['site_id']; |
---|
| 430 | $page['cat_uploadable'] = $result['uploadable']; |
---|
[345] | 431 | $page['uppercats'] = $result['uppercats']; |
---|
| 432 | $page['title'] = get_cat_display_name( $page['cat_name'],' - ','',false); |
---|
[61] | 433 | $page['where'] = ' WHERE category_id = '.$page['cat']; |
---|
[2] | 434 | } |
---|
| 435 | else |
---|
| 436 | { |
---|
[429] | 437 | if ( $page['cat'] == 'search' |
---|
| 438 | or $page['cat'] == 'most_visited' |
---|
[434] | 439 | or $page['cat'] == 'recent_pics' |
---|
[437] | 440 | or $page['cat'] == 'recent_cats' |
---|
[429] | 441 | or $page['cat'] == 'best_rated' |
---|
| 442 | or $page['cat'] == 'calendar' ) |
---|
[17] | 443 | { |
---|
| 444 | // we must not show pictures of a forbidden category |
---|
[345] | 445 | if ( $user['forbidden_categories'] != '' ) |
---|
[67] | 446 | { |
---|
[345] | 447 | $forbidden = ' category_id NOT IN '; |
---|
| 448 | $forbidden.= '('.$user['forbidden_categories'].')'; |
---|
[17] | 449 | } |
---|
| 450 | } |
---|
[2] | 451 | // search result |
---|
| 452 | if ( $page['cat'] == 'search' ) |
---|
| 453 | { |
---|
[456] | 454 | // analyze search string given in URL (created in search.php) |
---|
| 455 | $tokens = explode('|', $_GET['search']); |
---|
| 456 | |
---|
| 457 | if (isset($tokens[1]) and $tokens[1] == 'AND') |
---|
| 458 | { |
---|
| 459 | $search['mode'] = 'AND'; |
---|
| 460 | } |
---|
| 461 | else |
---|
| 462 | { |
---|
| 463 | $search['mode'] = 'OR'; |
---|
| 464 | } |
---|
| 465 | |
---|
| 466 | $search_tokens = explode(';', $tokens[0]); |
---|
| 467 | foreach ($search_tokens as $search_token) |
---|
| 468 | { |
---|
| 469 | $tokens = explode(':', $search_token); |
---|
| 470 | $field_name = $tokens[0]; |
---|
| 471 | $field_content = $tokens[1]; |
---|
| 472 | |
---|
| 473 | $tokens = explode('~', $tokens[1]); |
---|
| 474 | if (isset($tokens[1])) |
---|
| 475 | { |
---|
| 476 | $search['fields'][$field_name]['mode'] = $tokens[1]; |
---|
| 477 | } |
---|
| 478 | else |
---|
| 479 | { |
---|
| 480 | $search['fields'][$field_name]['mode'] = ''; |
---|
| 481 | } |
---|
| 482 | |
---|
| 483 | $search['fields'][$field_name]['words'] = array(); |
---|
| 484 | $tokens = explode(',', $tokens[0]); |
---|
| 485 | foreach ($tokens as $token) |
---|
| 486 | { |
---|
| 487 | array_push($search['fields'][$field_name]['words'], $token); |
---|
| 488 | } |
---|
| 489 | } |
---|
| 490 | |
---|
[2] | 491 | $page['title'] = $lang['search_result']; |
---|
| 492 | if ( $calling_page == 'picture' ) |
---|
| 493 | { |
---|
| 494 | $page['title'].= ' : <span style="font-style:italic;">'; |
---|
| 495 | $page['title'].= $_GET['search']."</span>"; |
---|
| 496 | } |
---|
| 497 | |
---|
[456] | 498 | // SQL where clauses are stored in $clauses array during query |
---|
| 499 | // construction |
---|
| 500 | $clauses = array(); |
---|
| 501 | |
---|
| 502 | $textfields = array('file', 'name', 'comment', 'keywords', 'author'); |
---|
| 503 | foreach ($textfields as $textfield) |
---|
| 504 | { |
---|
| 505 | if (isset($search['fields'][$textfield])) |
---|
[17] | 506 | { |
---|
[456] | 507 | $local_clauses = array(); |
---|
| 508 | foreach ($search['fields'][$textfield]['words'] as $word) |
---|
| 509 | { |
---|
| 510 | array_push($local_clauses, $textfield." LIKE '%".$word."%'"); |
---|
[17] | 511 | } |
---|
[456] | 512 | // adds brackets around where clauses |
---|
| 513 | array_walk($local_clauses,create_function('&$s','$s="(".$s.")";')); |
---|
| 514 | array_push($clauses, |
---|
| 515 | implode(' '.$search['fields'][$textfield]['mode'].' ', |
---|
| 516 | $local_clauses)); |
---|
[17] | 517 | } |
---|
[456] | 518 | } |
---|
| 519 | |
---|
| 520 | $datefields = array('date_available', 'date_creation'); |
---|
| 521 | foreach ($datefields as $datefield) |
---|
| 522 | { |
---|
| 523 | $key = $datefield; |
---|
| 524 | if (isset($search['fields'][$key])) |
---|
[17] | 525 | { |
---|
[456] | 526 | $local_clause = $datefield." = '"; |
---|
| 527 | $local_clause.= str_replace('.', '-', |
---|
| 528 | $search['fields'][$key]['words'][0]); |
---|
| 529 | $local_clause.= "'"; |
---|
| 530 | array_push($clauses, $local_clause); |
---|
| 531 | } |
---|
| 532 | |
---|
| 533 | foreach (array('after','before') as $suffix) |
---|
| 534 | { |
---|
| 535 | $key = $datefield.'-'.$suffix; |
---|
| 536 | if (isset($search['fields'][$key])) |
---|
| 537 | { |
---|
| 538 | $local_clause = $datefield; |
---|
| 539 | if ($suffix == 'after') |
---|
| 540 | { |
---|
| 541 | $local_clause.= ' >'; |
---|
| 542 | } |
---|
| 543 | else |
---|
| 544 | { |
---|
| 545 | $local_clause.= ' <'; |
---|
| 546 | } |
---|
| 547 | if (isset($search['fields'][$key]['mode']) |
---|
| 548 | and $search['fields'][$key]['mode'] == 'inc') |
---|
| 549 | { |
---|
| 550 | $local_clause.= '='; |
---|
| 551 | } |
---|
| 552 | $local_clause.= " '"; |
---|
| 553 | $local_clause.= str_replace('.', '-', |
---|
| 554 | $search['fields'][$key]['words'][0]); |
---|
| 555 | $local_clause.= "'"; |
---|
| 556 | array_push($clauses, $local_clause); |
---|
[17] | 557 | } |
---|
| 558 | } |
---|
| 559 | } |
---|
[456] | 560 | |
---|
| 561 | if (isset($search['fields']['cat'])) |
---|
| 562 | { |
---|
| 563 | $local_clause = 'category_id IN ('; |
---|
| 564 | $local_clause.= implode(',',$search['fields']['cat']['words']); |
---|
| 565 | $local_clause.= ')'; |
---|
| 566 | array_push($clauses, $local_clause); |
---|
| 567 | } |
---|
| 568 | |
---|
| 569 | // adds brackets around where clauses |
---|
| 570 | array_walk($clauses, create_function('&$s', '$s = "(".$s.")";')); |
---|
| 571 | $page['where'] = 'WHERE '.implode(' '.$search['mode'].' ', $clauses); |
---|
[345] | 572 | if ( isset( $forbidden ) ) $page['where'].= ' AND '.$forbidden; |
---|
[17] | 573 | |
---|
[456] | 574 | $query = ' |
---|
| 575 | SELECT COUNT(DISTINCT(id)) AS nb_total_images |
---|
| 576 | FROM '.IMAGES_TABLE.' |
---|
| 577 | INNER JOIN '.IMAGE_CATEGORY_TABLE.' AS ic ON id = ic.image_id |
---|
| 578 | '.$page['where'].' |
---|
| 579 | ;'; |
---|
| 580 | $url.= '&search='.$_GET['search']; |
---|
[2] | 581 | } |
---|
| 582 | // favorites displaying |
---|
| 583 | else if ( $page['cat'] == 'fav' ) |
---|
| 584 | { |
---|
| 585 | $page['title'] = $lang['favorites']; |
---|
| 586 | |
---|
[345] | 587 | $page['where'] = ', '.FAVORITES_TABLE.' AS fav'; |
---|
[16] | 588 | $page['where'].= ' WHERE user_id = '.$user['id']; |
---|
[64] | 589 | $page['where'].= ' AND fav.image_id = id'; |
---|
[2] | 590 | |
---|
[16] | 591 | $query = 'SELECT COUNT(*) AS nb_total_images'; |
---|
[345] | 592 | $query.= ' FROM '.FAVORITES_TABLE; |
---|
[16] | 593 | $query.= ' WHERE user_id = '.$user['id']; |
---|
[2] | 594 | $query.= ';'; |
---|
| 595 | } |
---|
| 596 | // pictures within the short period |
---|
[434] | 597 | else if ( $page['cat'] == 'recent_pics' ) |
---|
[2] | 598 | { |
---|
[434] | 599 | $page['title'] = $lang['recent_pics_cat_title']; |
---|
[2] | 600 | // We must find the date corresponding to : |
---|
| 601 | // today - $conf['periode_courte'] |
---|
[460] | 602 | $date = time() - 60*60*24*$user['recent_period']; |
---|
[16] | 603 | $page['where'] = " WHERE date_available > '"; |
---|
[2] | 604 | $page['where'].= date( 'Y-m-d', $date )."'"; |
---|
[345] | 605 | if ( isset( $forbidden ) ) $page['where'].= ' AND '.$forbidden; |
---|
[2] | 606 | |
---|
[67] | 607 | $query = 'SELECT COUNT(DISTINCT(id)) AS nb_total_images'; |
---|
[345] | 608 | $query.= ' FROM '.IMAGES_TABLE; |
---|
| 609 | $query.= ' INNER JOIN '.PREFIX_TABLE.'image_category AS ic'; |
---|
[67] | 610 | $query.= ' ON id = ic.image_id'; |
---|
[2] | 611 | $query.= $page['where']; |
---|
| 612 | $query.= ';'; |
---|
| 613 | } |
---|
[437] | 614 | // categories containing recent pictures |
---|
| 615 | else if ( $page['cat'] == 'recent_cats' ) |
---|
| 616 | { |
---|
| 617 | $page['title'] = $lang['recent_cats_cat_title']; |
---|
| 618 | $page['cat_nb_images'] = 0; |
---|
| 619 | } |
---|
[2] | 620 | // most visited pictures |
---|
| 621 | else if ( $page['cat'] == 'most_visited' ) |
---|
| 622 | { |
---|
| 623 | $page['title'] = $conf['top_number'].' '.$lang['most_visited_cat']; |
---|
[345] | 624 | |
---|
| 625 | if ( isset( $forbidden ) ) $page['where'] = ' WHERE '.$forbidden; |
---|
| 626 | else $page['where'] = ''; |
---|
[16] | 627 | $conf['order_by'] = ' ORDER BY hit DESC, file ASC'; |
---|
[2] | 628 | $page['cat_nb_images'] = $conf['top_number']; |
---|
[345] | 629 | if ( isset( $page['start'] ) |
---|
| 630 | and ($page['start']+$user['nb_image_page']>=$conf['top_number'])) |
---|
[2] | 631 | { |
---|
| 632 | $page['nb_image_page'] = $conf['top_number'] - $page['start']; |
---|
| 633 | } |
---|
| 634 | } |
---|
[429] | 635 | else if ( $page['cat'] == 'calendar' ) |
---|
| 636 | { |
---|
| 637 | $page['cat_nb_images'] = 0; |
---|
| 638 | $page['title'] = $lang['calendar']; |
---|
[442] | 639 | if (isset($_GET['year']) |
---|
| 640 | and preg_match('/^\d+$/', $_GET['year'])) |
---|
[429] | 641 | { |
---|
| 642 | $page['calendar_year'] = (int)$_GET['year']; |
---|
| 643 | } |
---|
[442] | 644 | if (isset($_GET['month']) |
---|
| 645 | and preg_match('/^(\d+)\.(\d{2})$/', $_GET['month'], $matches)) |
---|
[429] | 646 | { |
---|
| 647 | $page['calendar_year'] = (int)$matches[1]; |
---|
| 648 | $page['calendar_month'] = (int)$matches[2]; |
---|
| 649 | } |
---|
[442] | 650 | if (isset($_GET['day']) |
---|
| 651 | and preg_match('/^(\d+)\.(\d{2})\.(\d{2})$/', |
---|
| 652 | $_GET['day'], |
---|
| 653 | $matches)) |
---|
[429] | 654 | { |
---|
[442] | 655 | $page['calendar_year'] = (int)$matches[1]; |
---|
| 656 | $page['calendar_month'] = (int)$matches[2]; |
---|
| 657 | $page['calendar_day'] = (int)$matches[3]; |
---|
| 658 | } |
---|
| 659 | if (isset($page['calendar_year'])) |
---|
| 660 | { |
---|
[429] | 661 | $page['title'] .= ' ('; |
---|
[442] | 662 | if (isset($page['calendar_day'])) |
---|
[429] | 663 | { |
---|
[442] | 664 | $unixdate = mktime(0,0,0, |
---|
| 665 | $page['calendar_month'], |
---|
| 666 | $page['calendar_day'], |
---|
| 667 | $page['calendar_year']); |
---|
| 668 | $page['title'].= $lang['day'][date("w", $unixdate)]; |
---|
| 669 | $page['title'].= ' '.$page['calendar_day'].', '; |
---|
| 670 | } |
---|
| 671 | if (isset($page['calendar_month'])) |
---|
| 672 | { |
---|
[429] | 673 | $page['title'] .= $lang['month'][$page['calendar_month']].' '; |
---|
| 674 | } |
---|
| 675 | $page['title'] .= $page['calendar_year']; |
---|
| 676 | $page['title'] .= ')'; |
---|
| 677 | } |
---|
[442] | 678 | if (isset($forbidden)) |
---|
[429] | 679 | { |
---|
[442] | 680 | $page['where'] = 'WHERE '.$forbidden; |
---|
[429] | 681 | } |
---|
| 682 | else |
---|
| 683 | { |
---|
[442] | 684 | $page['where'] = 'WHERE 1=1'; |
---|
[429] | 685 | } |
---|
| 686 | } |
---|
[67] | 687 | |
---|
[442] | 688 | if (isset($query)) |
---|
[2] | 689 | { |
---|
| 690 | $result = mysql_query( $query ); |
---|
| 691 | $row = mysql_fetch_array( $result ); |
---|
| 692 | $page['cat_nb_images'] = $row['nb_total_images']; |
---|
| 693 | } |
---|
| 694 | } |
---|
| 695 | if ( $calling_page == 'category' ) |
---|
| 696 | { |
---|
| 697 | $page['navigation_bar'] = |
---|
| 698 | create_navigation_bar( $url, $page['cat_nb_images'], $page['start'], |
---|
| 699 | $user['nb_image_page'], 'back' ); |
---|
| 700 | } |
---|
| 701 | } |
---|
| 702 | else |
---|
| 703 | { |
---|
| 704 | $page['title'] = $lang['diapo_default_page_title']; |
---|
| 705 | } |
---|
[345] | 706 | pwg_debug( 'end initialize_category' ); |
---|
[2] | 707 | } |
---|
[16] | 708 | |
---|
[26] | 709 | // get_non_empty_subcat_ids returns an array with sub-categories id |
---|
| 710 | // associated with their first non empty category id. |
---|
[16] | 711 | // |
---|
[26] | 712 | // example : |
---|
| 713 | // |
---|
[16] | 714 | // - catname [cat_id] |
---|
| 715 | // - cat1 [1] -> given uppercat |
---|
[26] | 716 | // - cat1.1 [12] (empty) |
---|
[16] | 717 | // - cat1.1.1 [5] (empty) |
---|
| 718 | // - cat1.1.2 [6] |
---|
| 719 | // - cat1.2 [3] |
---|
| 720 | // - cat1.3 [4] |
---|
| 721 | // |
---|
| 722 | // get_non_empty_sub_cat_ids will return : |
---|
[26] | 723 | // $ids[12] = 6; |
---|
| 724 | // $ids[3] = 3; |
---|
| 725 | // $ids[4] = 4; |
---|
| 726 | function get_non_empty_subcat_ids( $id_uppercat ) |
---|
[16] | 727 | { |
---|
| 728 | global $user; |
---|
| 729 | |
---|
[26] | 730 | $ids = array(); |
---|
[16] | 731 | |
---|
[26] | 732 | $query = 'SELECT id,nb_images'; |
---|
[345] | 733 | $query.= ' FROM '.CATEGORIES_TABLE; |
---|
[26] | 734 | $query.= ' WHERE id_uppercat '; |
---|
| 735 | if ( !is_numeric( $id_uppercat ) ) $query.= 'is NULL'; |
---|
| 736 | else $query.= '= '.$id_uppercat; |
---|
[16] | 737 | // we must not show pictures of a forbidden category |
---|
[345] | 738 | if ( $user['forbidden_categories'] != '' ) |
---|
| 739 | { |
---|
| 740 | $query.= ' AND id NOT IN ('.$user['forbidden_categories'].')'; |
---|
[16] | 741 | } |
---|
| 742 | $query.= ' ORDER BY rank'; |
---|
| 743 | $query.= ';'; |
---|
| 744 | |
---|
| 745 | $result = mysql_query( $query ); |
---|
| 746 | while ( $row = mysql_fetch_array( $result ) ) |
---|
| 747 | { |
---|
| 748 | // only categories with findable picture in any of its subcats is |
---|
| 749 | // represented. |
---|
[17] | 750 | if ( ( $row['nb_images'] != 0 and $non_empty_cat = $row['id'] ) |
---|
| 751 | or $non_empty_cat = get_first_non_empty_cat_id( $row['id'] ) ) |
---|
[16] | 752 | { |
---|
[26] | 753 | $ids[$row['id']] = $non_empty_cat; |
---|
[16] | 754 | } |
---|
| 755 | } |
---|
[26] | 756 | return $ids; |
---|
[16] | 757 | } |
---|
| 758 | |
---|
| 759 | // get_first_non_empty_cat_id returns the id of the first non empty |
---|
| 760 | // sub-category to the given uppercat. If no picture is found in any |
---|
| 761 | // subcategory, false is returned. |
---|
| 762 | function get_first_non_empty_cat_id( $id_uppercat ) |
---|
| 763 | { |
---|
| 764 | global $user; |
---|
| 765 | |
---|
| 766 | $query = 'SELECT id,nb_images'; |
---|
[345] | 767 | $query.= ' FROM '.CATEGORIES_TABLE; |
---|
[16] | 768 | $query.= ' WHERE id_uppercat = '.$id_uppercat; |
---|
| 769 | // we must not show pictures of a forbidden category |
---|
[345] | 770 | if ( $user['forbidden_categories'] != '' ) |
---|
| 771 | { |
---|
| 772 | $query.= ' AND id NOT IN ('.$user['forbidden_categories'].')'; |
---|
[16] | 773 | } |
---|
| 774 | $query.= ' ORDER BY RAND()'; |
---|
| 775 | $query.= ';'; |
---|
| 776 | $result = mysql_query( $query ); |
---|
| 777 | while ( $row = mysql_fetch_array( $result ) ) |
---|
| 778 | { |
---|
| 779 | if ( $row['nb_images'] > 0 ) |
---|
| 780 | { |
---|
| 781 | return $row['id']; |
---|
| 782 | } |
---|
| 783 | } |
---|
| 784 | $result = mysql_query( $query ); |
---|
| 785 | while ( $row = mysql_fetch_array( $result ) ) |
---|
| 786 | { |
---|
| 787 | // recursive call |
---|
| 788 | if ( $subcat = get_first_non_empty_cat_id( $row['id'] ) ) |
---|
| 789 | { |
---|
| 790 | return $subcat; |
---|
| 791 | } |
---|
| 792 | } |
---|
| 793 | return false; |
---|
| 794 | } |
---|
[362] | 795 | ?> |
---|