PHP blocks_setup函数代码示例

 /**
  * Prints the page header.
  */
 function print_header()
 {
     global $CFG, $USER, $PAGE;
     require_once $CFG->libdir . '/blocklib.php';
     require_once $CFG->dirroot . '/course/lib.php';
     require_once $CFG->dirroot . '/my/pagelib.php';
     /// My Moodle arguments:
     $edit = optional_param('edit', -1, PARAM_BOOL);
     $blockaction = optional_param('blockaction', '', PARAM_ALPHA);
     $mymoodlestr = get_string('mymoodle', 'my');
     if (isguest()) {
         $wwwroot = $CFG->wwwroot . '/login/index.php';
         if (!empty($CFG->loginhttps)) {
             $wwwroot = str_replace('http:', 'https:', $wwwroot);
         }
         print_header($mymoodlestr);
         notice_yesno(get_string('noguest', 'my') . '<br /><br />' . get_string('liketologin'), $wwwroot, $CFG->wwwroot);
         print_footer();
         die;
     }
     /// Add curriculum stylesheets...
     if (file_exists($CFG->dirroot . '/curriculum/styles.css')) {
         $CFG->stylesheets[] = $CFG->wwwroot . '/curriculum/styles.css';
     }
     /// Fool the page library into thinking we're in My Moodle.
     $CFG->pagepath = $CFG->wwwroot . '/my/index.php';
     $PAGE = page_create_instance($USER->id);
     if ($section = optional_param('section', '', PARAM_ALPHAEXT)) {
         $PAGE->section = $section;
     }
     $this->pageblocks = blocks_setup($PAGE, BLOCKS_PINNED_BOTH);
     /// Make sure that the curriculum block is actually on this
     /// user's My Moodle page instance.
     if ($cablockid = get_field('block', 'id', 'name', 'curr_admin')) {
         if (!record_exists('block_pinned', 'blockid', $cablockid, 'pagetype', 'my-index')) {
             blocks_execute_action($PAGE, $this->pageblocks, 'add', (int) $cablockid, true, false);
         }
     }
     if ($edit != -1 and $PAGE->user_allowed_editing()) {
         $USER->editing = $edit;
     }
     //$PAGE->print_header($mymoodlestr);
     $title = $this->get_title();
     print_header($title, $title, build_navigation($this->get_navigation()));
     echo '<table border="0" cellpadding="3" cellspacing="0" width="100%" id="layout-table">';
     echo '<tr valign="top">';
     $blocks_preferred_width = bounded_number(180, blocks_preferred_width($this->pageblocks[BLOCK_POS_LEFT]), 210);
     if (blocks_have_content($this->pageblocks, BLOCK_POS_LEFT) || $PAGE->user_is_editing()) {
         echo '<td style="vertical-align: top; width: ' . $blocks_preferred_width . 'px;" id="left-column">';
         blocks_print_group($PAGE, $this->pageblocks, BLOCK_POS_LEFT);
         echo '</td>';
     }
     echo '<td valign="top" id="middle-column">';
     if (blocks_have_content($this->pageblocks, BLOCK_POS_CENTRE) || $PAGE->user_is_editing()) {
         blocks_print_group($PAGE, $this->pageblocks, BLOCK_POS_CENTRE);
     }
 }

    set_moodle_cookie('nobody');
    // To help search for cookies on login page
}
if (!empty($USER->id)) {
    add_to_log(SITEID, 'course', 'view', 'view.php?id=' . SITEID, SITEID);
}
if (empty($CFG->langmenu)) {
    $langmenu = '';
} else {
    $currlang = current_language();
    $langs = get_list_of_languages();
    $langlabel = get_accesshide(get_string('language'));
    $langmenu = popup_form($CFG->wwwroot . '/index.php?lang=', $langs, 'chooselang', $currlang, '', '', '', true, 'self', $langlabel);
}
$PAGE = page_create_object(PAGE_COURSE_VIEW, SITEID);
$pageblocks = blocks_setup($PAGE);
$editing = $PAGE->user_is_editing();
$preferred_width_left = bounded_number(BLOCK_L_MIN_WIDTH, blocks_preferred_width($pageblocks[BLOCK_POS_LEFT]), BLOCK_L_MAX_WIDTH);
$preferred_width_right = bounded_number(BLOCK_R_MIN_WIDTH, blocks_preferred_width($pageblocks[BLOCK_POS_RIGHT]), BLOCK_R_MAX_WIDTH);
print_header($SITE->fullname, $SITE->fullname, 'home', '', '<meta name="description" content="' . strip_tags(format_text($SITE->summary, FORMAT_HTML)) . '" />', true, '', user_login_string($SITE) . $langmenu);
?>


<table id="layout-table" summary="layout">
  <tr>
  <?php 
$lt = empty($THEME->layouttable) ? array('left', 'middle', 'right') : $THEME->layouttable;
foreach ($lt as $column) {
    switch ($column) {
        case 'left':
            if (blocks_have_content($pageblocks, BLOCK_POS_LEFT) || $editing) {

    if (function_exists('extern_server_course')) {
        if ($extern_url = extern_server_course($course)) {
            redirect($extern_url);
        }
    }
}
require_once $CFG->dirroot . '/calendar/lib.php';
/// This is after login because it needs $USER
add_to_log($course->id, 'course', 'view', "view.php?id={$course->id}", "{$course->id}");
$course->format = clean_param($course->format, PARAM_ALPHA);
if (!file_exists($CFG->dirroot . '/course/format/' . $course->format . '/format.php')) {
    $course->format = 'weeks';
    // Default format is weeks
}
$PAGE = page_create_object(PAGE_COURSE_VIEW, $course->id);
$pageblocks = blocks_setup($PAGE, BLOCKS_PINNED_BOTH);
if (!isset($USER->editing)) {
    $USER->editing = 0;
}
if ($PAGE->user_allowed_editing()) {
    if ($edit == 1 and confirm_sesskey()) {
        $USER->editing = 1;
    } else {
        if ($edit == 0 and confirm_sesskey()) {
            $USER->editing = 0;
            if (!empty($USER->activitycopy) && $USER->activitycopycourse == $course->id) {
                $USER->activitycopy = false;
                $USER->activitycopycourse = NULL;
            }
        }
    }

 /**
  * Finish displaying the resource with the course blocks
  */
 function display_course_blocks_end()
 {
     global $CFG;
     global $THEME;
     $PAGE = $this->PAGE;
     $pageblocks = blocks_setup($PAGE);
     $blocks_preferred_width = bounded_number(180, blocks_preferred_width($pageblocks[BLOCK_POS_RIGHT]), 210);
     $lt = empty($THEME->layouttable) ? array('left', 'middle', 'right') : $THEME->layouttable;
     foreach ($lt as $column) {
         if ($column != 'middle') {
             array_shift($lt);
         } else {
             if ($column == 'middle') {
                 break;
             }
         }
     }
     foreach ($lt as $column) {
         switch ($column) {
             case 'left':
                 if (blocks_have_content($pageblocks, BLOCK_POS_LEFT) || $PAGE->user_is_editing()) {
                     echo '<td style="width: ' . $blocks_preferred_width . 'px;" id="left-column">';
                     print_container_start();
                     blocks_print_group($PAGE, $pageblocks, BLOCK_POS_LEFT);
                     print_container_end();
                     echo '</td>';
                 }
                 break;
             case 'middle':
                 echo '</div>';
                 print_container_end();
                 echo '</td>';
                 break;
             case 'right':
                 if (blocks_have_content($pageblocks, BLOCK_POS_RIGHT) || $PAGE->user_is_editing()) {
                     echo '<td style="width: ' . $blocks_preferred_width . 'px;" id="right-column">';
                     print_container_start();
                     blocks_print_group($PAGE, $pageblocks, BLOCK_POS_RIGHT);
                     print_container_end();
                     echo '</td>';
                 }
                 break;
         }
     }
     echo '</tr></table>';
     print_footer($this->course);
 }

 /**
  * Finish displaying the resource with the course blocks
  */
 function display_course_blocks_end()
 {
     global $CFG;
     $PAGE = $this->PAGE;
     $pageblocks = blocks_setup($PAGE);
     $blocks_preferred_width = bounded_number(180, blocks_preferred_width($pageblocks[BLOCK_POS_RIGHT]), 210);
     echo '</div>';
     if (!empty($THEME->customcorners)) {
         print_custom_corners_end();
     }
     echo '</td>';
     if (blocks_have_content($pageblocks, BLOCK_POS_RIGHT) || $PAGE->user_is_editing()) {
         echo '<td style="width: ' . $blocks_preferred_width . 'px;" id="right-column">';
         if (!empty($THEME->customcorners)) {
             print_custom_corners_start();
         }
         blocks_print_group($PAGE, $pageblocks, BLOCK_POS_RIGHT);
         if (!empty($THEME->customcorners)) {
             print_custom_corners_end();
         }
         echo '</td>';
     }
     echo '</tr></table>';
     print_footer($this->course);
 }

$pagetypes = array(PAGE_MY_MOODLE => array('id' => PAGE_MY_MOODLE, 'lib' => '/my/pagelib.php', 'name' => get_string('mymoodle', 'admin')), PAGE_COURSE_VIEW => array('id' => PAGE_COURSE_VIEW, 'lib' => '/lib/pagelib.php', 'name' => get_string('stickyblockscourseview', 'admin')));
// for choose_from_menu
$options = array();
foreach ($pagetypes as $p) {
    $options[$p['id']] = $p['name'];
}
require_login();
require_capability('moodle/site:manageblocks', get_context_instance(CONTEXT_SYSTEM, SITEID));
// first thing to do is print the dropdown menu
$strtitle = get_string('stickyblocks', 'admin');
$strheading = get_string('adminhelpstickyblocks');
if (!empty($pt)) {
    require_once $CFG->dirroot . $pagetypes[$pt]['lib'];
    define('ADMIN_STICKYBLOCKS', $pt);
    $PAGE = page_create_object($pt, SITEID);
    $blocks = blocks_setup($PAGE, BLOCKS_PINNED_TRUE);
    $blocks_preferred_width = bounded_number(180, blocks_preferred_width($blocks[BLOCK_POS_LEFT]), 210);
    $navlinks = array(array('name' => get_string('administration'), 'link' => "{$CFG->wwwroot}/{$CFG->admin}/index.php", 'type' => 'misc'));
    $navlinks[] = array('name' => $strtitle, 'link' => null, 'type' => 'misc');
    $navigation = build_navigation($navlinks);
    print_header($strtitle, $strtitle, $navigation);
    echo '<table border="0" cellpadding="3" cellspacing="0" width="100%" id="layout-table">';
    echo '<tr valign="top">';
    echo '<td valign="top" style="width: ' . $blocks_preferred_width . 'px;" id="left-column">';
    if (!empty($THEME->customcorners)) {
        print_custom_corners_start();
    }
    blocks_print_group($PAGE, $blocks, BLOCK_POS_LEFT);
    if (!empty($THEME->customcorners)) {
        print_custom_corners_end();
    }

/**
 * Module Blocked Format for Moodle
 *
 * @author DFWiki LABS
 * @author Marc Alier i Forment
 * @author David Castro, Ferran Recio, Jordi Piguillem, UPC,
 * and members of DFWikiteam listed at http://morfeo.upc.edu/crom
 * @version  $Id: web.lib.php,v 1.5 2008/05/05 09:10:43 pigui Exp $
 * @license http://www.gnu.org/copyleft/gpl.html GNU Public License
 * @package Activity_Format
 */
function wiki_header()
{
    global $COURSE, $CFG, $WS;
    //define block sizes
    define('BLOCK_L_MIN_WIDTH', 100);
    define('BLOCK_L_MAX_WIDTH', 210);
    define('BLOCK_R_MIN_WIDTH', 100);
    define('BLOCK_R_MAX_WIDTH', 210);
    $edit = optional_param('edit', NULL, PARAM_ALPHA);
    //This structure is used to use blocks
    //Standard blocks:
    $dfwiki = wiki_param('dfwiki');
    //$PAGE = page_create_instance($dfwiki->id);
    $PAGE = page_create_object('mod-wiki-view', $dfwiki->id);
    //little patch: if body class is a subtype od mod-wiki, class is mod-wiki
    if (substr($PAGE->body_class, 0, 8) == 'mod-wiki') {
        $PAGE->body_class = 'mod-wiki';
    }
    wiki_page_info('PAGE', $PAGE);
    //Needed function to make blocks work properly
    $pageblocks = blocks_setup($PAGE);
    wiki_page_info('pageblocks', $pageblocks);
    //Function that checks the edit permissions of the wiki
    wiki_check_edition($PAGE, $edit);
    //setup the module
    /// Print the page header
    if ($COURSE->category) {
        $navigation = "<a href=\"../../course/view.php?id={$COURSE->id}\">{$COURSE->shortname}</a> ->";
    }
    //get names in both singular and plural
    $strdfwikis = get_string("modulenameplural", 'wiki');
    $strdfwiki = get_string("modulename", 'wiki');
    $PAGE->print_header($COURSE->shortname . ': %fullname%');
    /// Print the main part of the page
    $prop = new stdClass();
    $prop->class = "course-content";
    wiki_div_start($prop);
    // course wrapper start
    //to work out the default widths need to check all blocks
    $preferred_width_left = optional_param('preferred_width_left', blocks_preferred_width($pageblocks[BLOCK_POS_LEFT]), PARAM_INT);
    //preferred_width_left sizes
    //should be between BLOCK_x_MAX_WIDTH and BLOCK_x_MIN_WIDTH.
    $preferred_width_left = min($preferred_width_left, BLOCK_L_MAX_WIDTH);
    $preferred_width_left = max($preferred_width_left, BLOCK_L_MIN_WIDTH);
    $cm = wiki_param('cm');
    $context = get_context_instance(CONTEXT_MODULE, $cm->id);
    //shows a specific topic
    if (has_capability('mod/wiki:editawiki', $context) and isset($marker) and confirm_sesskey()) {
        $COURSE->marker = $marker;
        if (!set_field("course", "marker", $marker, "id", $COURSE->id)) {
            error("Could not mark that topic for this course");
        }
    }
    //load strings
    $streditsummary = get_string('editsummary');
    $stradd = get_string('add');
    $stractivities = get_string('activities');
    $strshowalltopics = get_string('showalltopics');
    $strtopic = get_string('topic');
    $strgroups = get_string('groups');
    $strgroupmy = get_string('groupmy');
    //checks if the user is editing
    $editing = $PAGE->user_is_editing();
    //load editing strings
    if ($editing) {
        $strstudents = moodle_strtolower($COURSE->students);
        $strtopichide = get_string('topichide', '', $strstudents);
        $strtopicshow = get_string('topicshow', '', $strstudents);
        $strmarkthistopic = get_string('markthistopic');
        $strmarkedthistopic = get_string('markedthistopic');
        $strmoveup = get_string('moveup');
        $strmovedown = get_string('movedown');
    }
    //--------------------------------------------- INTERFACES BEGINS HERE
    /// Layout the whole page as three big columns.
    /// The left column ...
    //checks if there are blocks to place on the left-hand side
    if (!empty($CFG->showblocksonmodpages) && (blocks_have_content($pageblocks, BLOCK_POS_LEFT) || $editing)) {
        $prop = new stdClass();
        $prop->id = "layout-table";
        $prop->idtd = "left-column";
        $prop->classtd = "blockcourse";
        wiki_table_start($prop);
        $prop = new stdClass();
        $prop->width = $preferred_width_left . 'px';
        wiki_table_start($prop);
        blocks_print_group($PAGE, $pageblocks, BLOCK_POS_LEFT);
        wiki_table_end();
        $prop = new stdClass();
//.........这里部分代码省略.........

/**
* hook function from inside the theme.
* in this case, detect lack of $PAGE and do a horrible hack
* to get a consistent page format.
*/
function tao_local_header_hook()
{
    global $CFG;
    require_once $CFG->libdir . '/blocklib.php';
    require_once $CFG->libdir . '/pagelib.php';
    global $PAGE;
    if (!empty($PAGE)) {
        return true;
    }
    if (defined('ADMIN_STICKYBLOCKS')) {
        return true;
    }
    if (optional_param('inpopup')) {
        return true;
    }
    $lmin = empty($THEME->block_l_min_width) ? 100 : $THEME->block_l_min_width;
    $lmax = empty($THEME->block_l_max_width) ? 210 : $THEME->block_l_max_width;
    $rmin = empty($THEME->block_r_min_width) ? 100 : $THEME->block_r_min_width;
    $rmax = empty($THEME->block_r_max_width) ? 210 : $THEME->block_r_max_width;
    !defined('BLOCK_L_MIN_WIDTH') && define('BLOCK_L_MIN_WIDTH', $lmin);
    !defined('BLOCK_L_MAX_WIDTH') && define('BLOCK_L_MAX_WIDTH', $lmax);
    !defined('BLOCK_R_MIN_WIDTH') && define('BLOCK_R_MIN_WIDTH', $rmin);
    !defined('BLOCK_R_MAX_WIDTH') && define('BLOCK_R_MAX_WIDTH', $rmax);
    $PAGE = new tao_page_class_hack();
    $pageblocks = blocks_setup($PAGE, true);
    // we could replace this with a stickyblocks implementation, this is a proof of concept.
    $preferred_width_left = bounded_number(BLOCK_L_MIN_WIDTH, blocks_preferred_width($pageblocks[BLOCK_POS_LEFT]), BLOCK_L_MAX_WIDTH);
    echo '<table id="layout-table" summary="layout">
      <tr>
    ';
    echo '<td style="width: ' . $preferred_width_left . 'px;" id="left-column">';
    ob_start();
    blocks_print_group($PAGE, $pageblocks, BLOCK_POS_LEFT);
    $blockscontent = ob_get_clean();
    if (!$blockscontent) {
        $rec = (object) array('id' => 0, 'blockid' => 0, 'pageid' => 0, 'pagetype' => tao_page_class_hack::get_type(), 'position' => BLOCK_POS_LEFT, 'visible' => true, 'configdata' => '', 'weight' => 0);
        $pageblocks = array(BLOCK_POS_LEFT => array(0 => $rec));
        $pageblocks[BLOCK_POS_LEFT][0]->rec = $rec;
        $pageblocks[BLOCK_POS_LEFT][0]->obj = new tao_dummy_block($rec);
        blocks_print_group($PAGE, $pageblocks, BLOCK_POS_LEFT);
    } else {
        echo $blockscontent;
    }
    echo '</td>';
    echo '<td id="middle-column">';
    define('TAO_HEADER_OVERRIDDEN', 1);
}

function admin_externalpage_print_footer($adminroot)
{
    global $CFG, $PAGE, $SITE, $THEME;
    if (!empty($SITE->fullname)) {
        $pageblocks = blocks_setup($PAGE);
        $preferred_width_right = bounded_number(BLOCK_R_MIN_WIDTH, blocks_preferred_width($pageblocks[BLOCK_POS_RIGHT]), BLOCK_R_MAX_WIDTH);
        $lt = empty($THEME->layouttable) ? array('left', 'middle', 'right') : $THEME->layouttable;
        foreach ($lt as $column) {
            if ($column != 'middle') {
                array_shift($lt);
            } else {
                if ($column == 'middle') {
                    break;
                }
            }
        }
        foreach ($lt as $column) {
            switch ($column) {
                case 'left':
                    echo '<td style="width: ' . $preferred_width_left . 'px;" id="left-column">';
                    if (!empty($THEME->customcorners)) {
                        print_custom_corners_start();
                    }
                    blocks_print_group($PAGE, $pageblocks, BLOCK_POS_LEFT);
                    if (!empty($THEME->customcorners)) {
                        print_custom_corners_end();
                    }
                    echo '</td>';
                    break;
                case 'middle':
                    if (!empty($THEME->customcorners)) {
                        print_custom_corners_end();
                    }
                    echo '</td>';
                    break;
                case 'right':
                    if (blocks_have_content($pageblocks, BLOCK_POS_RIGHT)) {
                        echo '<td style="width: ' . $preferred_width_right . 'px;" id="right-column">';
                        if (!empty($THEME->customcorners)) {
                            print_custom_corners_start();
                        }
                        blocks_print_group($PAGE, $pageblocks, BLOCK_POS_RIGHT);
                        if (!empty($THEME->customcorners)) {
                            print_custom_corners_end();
                        }
                        echo '</td>';
                    }
                    break;
            }
        }
        echo '</tr></table>';
    }
    print_footer();
}

 /**
  * Setup page requirements, and some globals used by the format files. Ideally, these globals should be
  * moved to within the object.
  *
  */
 function page_setup()
 {
     global $CFG, $course;
     global $PAGE, $pageblocks;
     /// These are needed in various library functions.
     require_once $CFG->dirroot . '/calendar/lib.php';
     /// This is after login because it needs $USER
     add_to_log($course->id, 'course', 'view', "view.php?id={$course->id}", "{$course->id}");
     if (!isset($PAGE)) {
         $this->page = page_create_object(PAGE_COURSE_VIEW, $this->course->id);
         $GLOBALS['PAGE'] =& $this->page;
     } else {
         $this->page = $PAGE;
     }
     if (!isset($pageblocks)) {
         $this->blocks = blocks_setup($this->page, BLOCKS_PINNED_BOTH);
         $GLOBALS['pageblocks'] =& $this->blocks;
     } else {
         $this->blocks = $pageblocks;
     }
     /// $PAGE is expecting to have its courserecord loaded at some point (usually in print_header).
     /// This means it will do another database call, which we don't need. Force the courserecord to be
     /// loaded and indicated here. (this really needs to be a $PAGE method).
     $this->page->courserecord =& $this->course;
     $this->page->full_init_done = true;
 }