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1 <?php 2 3 // Allows the admin to configure blocks (hide/show, uninstall and configure) 4 5 require_once('../config.php'); 6 require_once($CFG->libdir.'/adminlib.php'); 7 require_once($CFG->libdir.'/tablelib.php'); 8 9 admin_externalpage_setup('manageblocks'); 10 11 $confirm = optional_param('confirm', 0, PARAM_BOOL); 12 $hide = optional_param('hide', 0, PARAM_INT); 13 $show = optional_param('show', 0, PARAM_INT); 14 $unprotect = optional_param('unprotect', 0, PARAM_INT); 15 $protect = optional_param('protect', 0, PARAM_INT); 16 17 /// Print headings 18 19 $strmanageblocks = get_string('manageblocks'); 20 $struninstall = get_string('uninstallplugin', 'core_admin'); 21 $strversion = get_string('version'); 22 $strhide = get_string('hide'); 23 $strshow = get_string('show'); 24 $strsettings = get_string('settings'); 25 $strcourses = get_string('blockinstances', 'admin'); 26 $strname = get_string('name'); 27 $strshowblockcourse = get_string('showblockcourse'); 28 $strprotecthdr = get_string('blockprotect', 'admin'). $OUTPUT->help_icon('blockprotect','admin'); 29 $strprotect = get_string('blockprotect', 'admin'); 30 $strunprotect = get_string('blockunprotect', 'admin'); 31 32 /// If data submitted, then process and store. 33 34 if (!empty($hide) && confirm_sesskey()) { 35 if (!$block = $DB->get_record('block', array('id'=>$hide))) { 36 print_error('blockdoesnotexist', 'error'); 37 } 38 $DB->set_field('block', 'visible', '0', array('id'=>$block->id)); // Hide block 39 core_plugin_manager::reset_caches(); 40 admin_get_root(true, false); // settings not required - only pages 41 } 42 43 if (!empty($show) && confirm_sesskey() ) { 44 if (!$block = $DB->get_record('block', array('id'=>$show))) { 45 print_error('blockdoesnotexist', 'error'); 46 } 47 $DB->set_field('block', 'visible', '1', array('id'=>$block->id)); // Show block 48 core_plugin_manager::reset_caches(); 49 admin_get_root(true, false); // settings not required - only pages 50 } 51 52 if (!isset($CFG->undeletableblocktypes) || (!is_array($CFG->undeletableblocktypes) && !is_string($CFG->undeletableblocktypes))) { 53 $undeletableblocktypes = array('navigation', 'settings'); 54 } else if (is_string($CFG->undeletableblocktypes)) { 55 $undeletableblocktypes = explode(',', $CFG->undeletableblocktypes); 56 } else { 57 $undeletableblocktypes = $CFG->undeletableblocktypes; 58 } 59 60 if (!empty($protect) && confirm_sesskey()) { 61 if (!$block = $DB->get_record('block', array('id'=>$protect))) { 62 print_error('blockdoesnotexist', 'error'); 63 } 64 if (!in_array($block->name, $undeletableblocktypes)) { 65 $undeletableblocktypes[] = $block->name; 66 set_config('undeletableblocktypes', implode(',', $undeletableblocktypes)); 67 } 68 admin_get_root(true, false); // settings not required - only pages 69 } 70 71 if (!empty($unprotect) && confirm_sesskey()) { 72 if (!$block = $DB->get_record('block', array('id'=>$unprotect))) { 73 print_error('blockdoesnotexist', 'error'); 74 } 75 if (in_array($block->name, $undeletableblocktypes)) { 76 $undeletableblocktypes = array_diff($undeletableblocktypes, array($block->name)); 77 set_config('undeletableblocktypes', implode(',', $undeletableblocktypes)); 78 } 79 admin_get_root(true, false); // settings not required - only pages 80 } 81 82 echo $OUTPUT->header(); 83 echo $OUTPUT->heading($strmanageblocks); 84 85 /// Main display starts here 86 87 /// Get and sort the existing blocks 88 89 if (!$blocks = $DB->get_records('block', array(), 'name ASC')) { 90 print_error('noblocks', 'error'); // Should never happen 91 } 92 93 $incompatible = array(); 94 95 /// Print the table of all blocks 96 97 $table = new flexible_table('admin-blocks-compatible'); 98 99 $table->define_columns(array('name', 'instances', 'version', 'hideshow', 'undeletable', 'settings', 'uninstall')); 100 $table->define_headers(array($strname, $strcourses, $strversion, $strhide.'/'.$strshow, $strprotecthdr, $strsettings, $struninstall)); 101 $table->define_baseurl($CFG->wwwroot.'/'.$CFG->admin.'/blocks.php'); 102 $table->set_attribute('class', 'admintable blockstable generaltable'); 103 $table->set_attribute('id', 'compatibleblockstable'); 104 $table->setup(); 105 $tablerows = array(); 106 107 // Sort blocks using current locale. 108 $blocknames = array(); 109 foreach ($blocks as $blockid=>$block) { 110 $blockname = $block->name; 111 if (file_exists("$CFG->dirroot/blocks/$blockname/block_$blockname.php")) { 112 $blocknames[$blockid] = get_string('pluginname', 'block_'.$blockname); 113 } else { 114 $blocknames[$blockid] = $blockname; 115 } 116 } 117 core_collator::asort($blocknames); 118 119 foreach ($blocknames as $blockid=>$strblockname) { 120 $block = $blocks[$blockid]; 121 $blockname = $block->name; 122 $dbversion = get_config('block_'.$block->name, 'version'); 123 124 if (!file_exists("$CFG->dirroot/blocks/$blockname/block_$blockname.php")) { 125 $blockobject = false; 126 $strblockname = '<span class="notifyproblem">'.$strblockname.' ('.get_string('missingfromdisk').')</span>'; 127 $plugin = new stdClass(); 128 $plugin->version = $dbversion; 129 130 } else { 131 $plugin = new stdClass(); 132 $plugin->version = '???'; 133 if (file_exists("$CFG->dirroot/blocks/$blockname/version.php")) { 134 include("$CFG->dirroot/blocks/$blockname/version.php"); 135 } 136 137 if (!$blockobject = block_instance($block->name)) { 138 $incompatible[] = $block; 139 continue; 140 } 141 } 142 143 if ($uninstallurl = core_plugin_manager::instance()->get_uninstall_url('block_'.$blockname, 'manage')) { 144 $uninstall = html_writer::link($uninstallurl, $struninstall); 145 } else { 146 $uninstall = ''; 147 } 148 149 $settings = ''; // By default, no configuration 150 if ($blockobject and $blockobject->has_config()) { 151 $blocksettings = admin_get_root()->locate('blocksetting' . $block->name); 152 153 if ($blocksettings instanceof admin_externalpage) { 154 $settings = '<a href="' . $blocksettings->url . '">' . get_string('settings') . '</a>'; 155 } else if ($blocksettings instanceof admin_settingpage) { 156 $settings = '<a href="'.$CFG->wwwroot.'/'.$CFG->admin.'/settings.php?section=blocksetting'.$block->name.'">'.$strsettings.'</a>'; 157 } else if (!file_exists($CFG->dirroot.'/blocks/'.$block->name.'/settings.php')) { 158 // If the block's settings node was not found, we check that the block really provides the settings.php file. 159 // Note that blocks can inject their settings to other nodes in the admin tree without using the default locations. 160 // This can be done by assigning null to $setting in settings.php and it is a valid case. 161 debugging('Warning: block_'.$block->name.' returns true in has_config() but does not provide a settings.php file', 162 DEBUG_DEVELOPER); 163 } 164 } 165 166 // MDL-11167, blocks can be placed on mymoodle, or the blogs page 167 // and it should not show up on course search page 168 169 $totalcount = $DB->count_records('block_instances', array('blockname'=>$blockname)); 170 $count = $DB->count_records('block_instances', array('blockname'=>$blockname, 'pagetypepattern'=>'course-view-*')); 171 172 if ($count>0) { 173 $blocklist = "<a href=\"{$CFG->wwwroot}/course/search.php?blocklist=$blockid&sesskey=".sesskey()."\" "; 174 $blocklist .= "title=\"$strshowblockcourse\" >$totalcount</a>"; 175 } 176 else { 177 $blocklist = "$totalcount"; 178 } 179 $class = ''; // Nothing fancy, by default 180 181 if (!$blockobject) { 182 // ignore 183 $visible = ''; 184 } else if ($blocks[$blockid]->visible) { 185 $visible = '<a href="blocks.php?hide='.$blockid.'&sesskey='.sesskey().'" title="'.$strhide.'">'. 186 '<img src="'.$OUTPUT->pix_url('t/hide') . '" class="iconsmall" alt="'.$strhide.'" /></a>'; 187 } else { 188 $visible = '<a href="blocks.php?show='.$blockid.'&sesskey='.sesskey().'" title="'.$strshow.'">'. 189 '<img src="'.$OUTPUT->pix_url('t/show') . '" class="iconsmall" alt="'.$strshow.'" /></a>'; 190 $class = 'dimmed_text'; 191 } 192 193 if ($dbversion == $plugin->version) { 194 $version = $dbversion; 195 } else { 196 $version = "$dbversion ($plugin->version)"; 197 } 198 199 if (!$blockobject) { 200 // ignore 201 $undeletable = ''; 202 } else if (in_array($blockname, $undeletableblocktypes)) { 203 $undeletable = '<a href="blocks.php?unprotect='.$blockid.'&sesskey='.sesskey().'" title="'.$strunprotect.'">'. 204 '<img src="'.$OUTPUT->pix_url('t/unlock') . '" class="iconsmall" alt="'.$strunprotect.'" /></a>'; 205 } else { 206 $undeletable = '<a href="blocks.php?protect='.$blockid.'&sesskey='.sesskey().'" title="'.$strprotect.'">'. 207 '<img src="'.$OUTPUT->pix_url('t/lock') . '" class="iconsmall" alt="'.$strprotect.'" /></a>'; 208 } 209 210 $row = array( 211 $strblockname, 212 $blocklist, 213 $version, 214 $visible, 215 $undeletable, 216 $settings, 217 $uninstall, 218 ); 219 $table->add_data($row, $class); 220 } 221 222 $table->print_html(); 223 224 if (!empty($incompatible)) { 225 echo $OUTPUT->heading(get_string('incompatibleblocks', 'blockstable', 'admin')); 226 227 $table = new flexible_table('admin-blocks-incompatible'); 228 229 $table->define_columns(array('block', 'uninstall')); 230 $table->define_headers(array($strname, $struninstall)); 231 $table->define_baseurl($CFG->wwwroot.'/'.$CFG->admin.'/blocks.php'); 232 233 $table->set_attribute('class', 'incompatibleblockstable generaltable'); 234 235 $table->setup(); 236 237 foreach ($incompatible as $block) { 238 if ($uninstallurl = core_plugin_manager::instance()->get_uninstall_url('block_'.$block->name, 'manage')) { 239 $uninstall = html_writer::link($uninstallurl, $struninstall); 240 } else { 241 $uninstall = ''; 242 } 243 $table->add_data(array( 244 $block->name, 245 $uninstall, 246 )); 247 } 248 $table->print_html(); 249 } 250 251 echo $OUTPUT->footer(); 252 253
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| Generated: Thu Aug 11 10:00:09 2016 | Cross-referenced by PHPXref 0.7.1 |