Merge branch '41551-27' of git://github.com/samhemelryk/moodle

lib/ajax/blocks.php

@@ -56,17 +56,14 @@ $PAGE->set_context(context::instance_by_id($contextid));
 // Setting layout to replicate blocks configuration for the page we edit.
 $PAGE->set_pagelayout($pagelayout);
 $PAGE->set_subpage($subpage);
+$PAGE->blocks->add_custom_regions_for_pagetype($pagetype);
 $pagetype = explode('-', $pagetype);
 switch ($pagetype[0]) {
     case 'my':
-        // My Home page needs to have 'content' block region set up.
         $PAGE->set_blocks_editing_capability('moodle/my:manageblocks');
-        $PAGE->blocks->add_region('content');
         break;
     case 'user':
         if ($pagelayout == 'mydashboard') {
-            // User profile pages also need the 'content' block region set up.
-            $PAGE->blocks->add_region('content');
             // If it's not the current user's profile, we need a different capability.
             if ($PAGE->context->contextlevel == CONTEXT_USER && $PAGE->context->instanceid != $USER->id) {
                 $PAGE->set_blocks_editing_capability('moodle/user:manageblocks');

lib/blocklib.php

@@ -394,12 +394,30 @@ class block_manager {
     /**
      * Add a region to a page
      *
-     * @param string $region add a named region where blocks may appear on the
-     * current page. This is an internal name, like 'side-pre', not a string to
-     * display in the UI.
+     * @param string $region add a named region where blocks may appear on the current page.
+     *      This is an internal name, like 'side-pre', not a string to display in the UI.
+     * @param bool $custom True if this is a custom block region, being added by the page rather than the theme layout.
      */
-    public function add_region($region) {
+    public function add_region($region, $custom = true) {
+        global $SESSION;
         $this->check_not_yet_loaded();
+        if ($custom) {
+            if (array_key_exists($region, $this->regions)) {
+                // This here is EXACTLY why we should not be adding block regions into a page. It should
+                // ALWAYS be done in a theme layout.
+                debugging('A custom region conflicts with a block region in the theme.', DEBUG_DEVELOPER);
+            }
+            // We need to register this custom region against the page type being used.
+            // This allows us to check, when performing block actions, that unrecognised regions can be worked with.
+            $type = $this->page->pagetype;
+            if (!isset($SESSION->custom_block_regions)) {
+                $SESSION->custom_block_regions = array($type => array($region));
+            } else if (!isset($SESSION->custom_block_regions[$type])) {
+                $SESSION->custom_block_regions[$type] = array($region);
+            } else if (!in_array($region, $SESSION->custom_block_regions[$type])) {
+                $SESSION->custom_block_regions[$type][] = $region;
+            }
+        }
         $this->regions[$region] = 1;
     }
 
@@ -409,9 +427,23 @@ class block_manager {
      *
      * @param array $regions this utility method calls add_region for each array element.
      */
-    public function add_regions($regions) {
+    public function add_regions($regions, $custom = true) {
         foreach ($regions as $region) {
-            $this->add_region($region);
+            $this->add_region($region, $custom);
+        }
+    }
+
+    /**
+     * Finds custom block regions associated with a page type and registers them with this block manager.
+     *
+     * @param string $pagetype
+     */
+    public function add_custom_regions_for_pagetype($pagetype) {
+        global $SESSION;
+        if (isset($SESSION->custom_block_regions[$pagetype])) {
+            foreach ($SESSION->custom_block_regions[$pagetype] as $customregion) {
+                $this->add_region($customregion, false);
+            }
         }
     }
 
@@ -746,7 +778,7 @@ class block_manager {
      * @param string $subpagepattern optional. Passed to @see add_block()
      */
     public function add_blocks($blocks, $pagetypepattern = NULL, $subpagepattern = NULL, $showinsubcontexts=false, $weight=0) {
-        $this->add_regions(array_keys($blocks));
+        $this->add_regions(array_keys($blocks), false);
         foreach ($blocks as $region => $regionblocks) {
             $weight = 0;
             foreach ($regionblocks as $blockname) {

lib/outputlib.php

@@ -380,6 +380,13 @@ class theme_config {
      */
     public $lessvariablescallback = null;
 
+    /**
+     * Sets the render method that should be used for rendering custom block regions by scripts such as my/index.php
+     * Defaults to {@link core_renderer::blocks_for_region()}
+     * @var string
+     */
+    public $blockrendermethod = null;
+
     /**
      * Load the config.php file for a particular theme, and return an instance
      * of this class. (That is, this is a factory method.)
@@ -448,7 +455,8 @@ class theme_config {
         $configurable = array('parents', 'sheets', 'parents_exclude_sheets', 'plugins_exclude_sheets', 'javascripts', 'javascripts_footer',
                               'parents_exclude_javascripts', 'layouts', 'enable_dock', 'enablecourseajax', 'supportscssoptimisation',
                               'rendererfactory', 'csspostprocess', 'editor_sheets', 'rarrow', 'larrow', 'hidefromselector', 'doctype',
-                              'yuicssmodules', 'blockrtlmanipulations', 'lessfile', 'extralesscallback', 'lessvariablescallback');
+                              'yuicssmodules', 'blockrtlmanipulations', 'lessfile', 'extralesscallback', 'lessvariablescallback',
+                              'blockrendermethod');
 
         foreach ($config as $key=>$value) {
             if (in_array($key, $configurable)) {
@@ -1844,7 +1852,7 @@ class theme_config {
     public function setup_blocks($pagelayout, $blockmanager) {
         $layoutinfo = $this->layout_info_for_page($pagelayout);
         if (!empty($layoutinfo['regions'])) {
-            $blockmanager->add_regions($layoutinfo['regions']);
+            $blockmanager->add_regions($layoutinfo['regions'], false);
             $blockmanager->set_default_region($layoutinfo['defaultregion']);
         }
     }
@@ -1899,6 +1907,32 @@ class theme_config {
     public function get_theme_name() {
         return get_string('pluginname', 'theme_'.$this->name);
     }
+
+    /**
+     * Returns the block render method.
+     *
+     * It is set by the theme via:
+     *     $THEME->blockrendermethod = '...';
+     *
+     * It can be one of two values, blocks or blocks_for_region.
+     * It should be set to the method being used by the theme layouts.
+     *
+     * @return string
+     */
+    public function get_block_render_method() {
+        if ($this->blockrendermethod) {
+            // Return the specified block render method.
+            return $this->blockrendermethod;
+        }
+        // Its not explicitly set, check the parent theme configs.
+        foreach ($this->parent_configs as $config) {
+            if (isset($config->blockrendermethod)) {
+                return $config->blockrendermethod;
+            }
+        }
+        // Default it to blocks.
+        return 'blocks';
+    }
 }
 
 /**

lib/outputrenderers.php

@@ -3246,6 +3246,28 @@ EOD;
         return html_writer::tag($tag, $content, $attributes);
     }
 
+    /**
+     * Renders a custom block region.
+     *
+     * Use this method if you want to add an additional block region to the content of the page.
+     * Please note this should only be used in special situations.
+     * We want to leave the theme is control where ever possible!
+     *
+     * This method must use the same method that the theme uses within its layout file.
+     * As such it asks the theme what method it is using.
+     * It can be one of two values, blocks or blocks_for_region (deprecated).
+     *
+     * @param string $regionname The name of the custom region to add.
+     * @return string HTML for the block region.
+     */
+    public function custom_block_region($regionname) {
+        if ($this->page->theme->get_block_render_method() === 'blocks') {
+            return $this->blocks($regionname);
+        } else {
+            return $this->blocks_for_region($regionname);
+        }
+    }
+
     /**
      * Returns the CSS classes to apply to the body tag.
      *

lib/tests/blocklib_test.php

@@ -43,6 +43,7 @@ class core_blocklib_testcase extends advanced_testcase {
         parent::setUp();
         $this->testpage = new moodle_page();
         $this->testpage->set_context(context_system::instance());
+        $this->testpage->set_pagetype('phpunit-block-test');
         $this->blockmanager = new testable_block_manager($this->testpage);
     }
 
@@ -69,7 +70,7 @@ class core_blocklib_testcase extends advanced_testcase {
 
     public function test_add_region() {
         // Exercise SUT.
-        $this->blockmanager->add_region('a-region-name');
+        $this->blockmanager->add_region('a-region-name', false);
         // Validate.
         $this->assertEquals(array('a-region-name'), $this->blockmanager->get_regions());
     }
@@ -78,15 +79,15 @@ class core_blocklib_testcase extends advanced_testcase {
         // Set up fixture.
         $regions = array('a-region', 'another-region');
         // Exercise SUT.
-        $this->blockmanager->add_regions($regions);
+        $this->blockmanager->add_regions($regions, false);
         // Validate.
         $this->assertEquals($regions, $this->blockmanager->get_regions(), '', 0, 10, true);
     }
 
     public function test_add_region_twice() {
         // Exercise SUT.
-        $this->blockmanager->add_region('a-region-name');
-        $this->blockmanager->add_region('another-region');
+        $this->blockmanager->add_region('a-region-name', false);
+        $this->blockmanager->add_region('another-region', false);
         // Validate.
         $this->assertEquals(array('a-region-name', 'another-region'), $this->blockmanager->get_regions(), '', 0, 10, true);
     }
@@ -95,6 +96,63 @@ class core_blocklib_testcase extends advanced_testcase {
      * @expectedException coding_exception
      */
     public function test_cannot_add_region_after_loaded() {
+        // Set up fixture.
+        $this->blockmanager->mark_loaded();
+        // Exercise SUT.
+        $this->blockmanager->add_region('too-late', false);
+    }
+
+    /**
+     * Testing adding a custom region.
+     */
+    public function test_add_custom_region() {
+        global $SESSION;
+        // Exercise SUT.
+        $this->blockmanager->add_region('a-custom-region-name');
+        // Validate.
+        $this->assertEquals(array('a-custom-region-name'), $this->blockmanager->get_regions());
+        $this->assertTrue(isset($SESSION->custom_block_regions));
+        $this->assertArrayHasKey('phpunit-block-test', $SESSION->custom_block_regions);
+        $this->assertTrue(in_array('a-custom-region-name', $SESSION->custom_block_regions['phpunit-block-test']));
+
+    }
+
+    /**
+     * Test adding two custom regions using add_regions method.
+     */
+    public function test_add_custom_regions() {
+        global $SESSION;
+        // Set up fixture.
+        $regions = array('a-region', 'another-custom-region');
+        // Exercise SUT.
+        $this->blockmanager->add_regions($regions);
+        // Validate.
+        $this->assertEquals($regions, $this->blockmanager->get_regions(), '', 0, 10, true);
+        $this->assertTrue(isset($SESSION->custom_block_regions));
+        $this->assertArrayHasKey('phpunit-block-test', $SESSION->custom_block_regions);
+        $this->assertTrue(in_array('another-custom-region', $SESSION->custom_block_regions['phpunit-block-test']));
+    }
+
+    /**
+     * Test adding two custom block regions.
+     */
+    public function test_add_custom_region_twice() {
+        // Exercise SUT.
+        $this->blockmanager->add_region('a-custom-region-name');
+        $this->blockmanager->add_region('another-custom-region');
+        // Validate.
+        $this->assertEquals(
+            array('a-custom-region-name', 'another-custom-region'),
+            $this->blockmanager->get_regions(),
+            '', 0, 10, true
+        );
+    }
+
+    /**
+     * Test to ensure that we cannot add a region after the blocks have been loaded.
+     * @expectedException coding_exception
+     */
+    public function test_cannot_add_custom_region_after_loaded() {
         // Set up fixture.
         $this->blockmanager->mark_loaded();
         // Exercise SUT.
@@ -103,7 +161,7 @@ class core_blocklib_testcase extends advanced_testcase {
 
     public function test_set_default_region() {
         // Set up fixture.
-        $this->blockmanager->add_region('a-region-name');
+        $this->blockmanager->add_region('a-region-name', false);
         // Exercise SUT.
         $this->blockmanager->set_default_region('a-region-name');
         // Validate.
@@ -149,7 +207,7 @@ class core_blocklib_testcase extends advanced_testcase {
         $page->set_subpage($subpage);
 
         $blockmanager = new testable_block_manager($page);
-        $blockmanager->add_regions($regions);
+        $blockmanager->add_regions($regions, false);
         $blockmanager->set_default_region($regions[0]);
 
         return array($page, $blockmanager);

lib/yui/build/moodle-core-blocks/moodle-core-blocks-debug.js

@@ -18,7 +18,8 @@ CSS = {
     SKIPBLOCK : 'skip-block',
     SKIPBLOCKTO : 'skip-block-to',
     MYINDEX : 'page-my-index',
-    REGIONMAIN : 'region-main'
+    REGIONMAIN : 'region-main',
+    BLOCKSMOVING : 'blocks-moving'
 };
 
 var SELECTOR = {
@@ -166,6 +167,9 @@ Y.extend(DRAGBLOCK, M.core.dragdrop, {
         if (drag.get('node').next() && drag.get('node').next().hasClass(CSS.SKIPBLOCKTO)) {
             this.skipnodebottom = drag.get('node').next();
         }
+
+        // Add the blocks-moving class so that the theme can respond if need be.
+        Y.one('body').addClass(CSS.BLOCKSMOVING);
     },
 
     drop_over : function(e) {
@@ -210,11 +214,13 @@ Y.extend(DRAGBLOCK, M.core.dragdrop, {
         }
     },
 
-    drop_end : function() {
+    drag_end : function() {
         // clear variables
         this.skipnodetop = null;
         this.skipnodebottom = null;
         this.dragsourceregion = null;
+        // Remove the blocks moving class once the drag-drop is over.
+        Y.one('body').removeClass(CSS.BLOCKSMOVING);
     },
 
     drag_dropmiss : function(e) {
@@ -345,6 +351,9 @@ M.core.blockdraganddrop.is_using_blocks_render_method = function() {
         var goodregions = Y.all('.block-region[data-blockregion]').size();
         var allregions = Y.all('.block-region').size();
         this._isusingnewblocksmethod = (allregions === goodregions);
+        if (goodregions > 0 && allregions > 0) {
+            Y.log('Both core_renderer::blocks and core_renderer::blocks_for_region have been used.', 'warn', 'moodle-core_blocks');
+        }
     }
     return this._isusingnewblocksmethod;
 };
@@ -359,8 +368,10 @@ M.core.blockdraganddrop.is_using_blocks_render_method = function() {
  */
 M.core.blockdraganddrop.init = function(params) {
     if (this.is_using_blocks_render_method()) {
+        Y.log('Block drag and drop initialised for the blocks method.', 'info', 'moodle-core_blocks');
         new MANAGER(params);
     } else {
+        Y.log('Block drag and drop initialised with the legacy manager (blocks_for_region used).', 'info', 'moodle-core_blocks');
         new DRAGBLOCK(params);
     }
 };

lib/yui/build/moodle-core-blocks/moodle-core-blocks.js

@@ -18,7 +18,8 @@ CSS = {
     SKIPBLOCK : 'skip-block',
     SKIPBLOCKTO : 'skip-block-to',
     MYINDEX : 'page-my-index',
-    REGIONMAIN : 'region-main'
+    REGIONMAIN : 'region-main',
+    BLOCKSMOVING : 'blocks-moving'
 };
 
 var SELECTOR = {
@@ -166,6 +167,9 @@ Y.extend(DRAGBLOCK, M.core.dragdrop, {
         if (drag.get('node').next() && drag.get('node').next().hasClass(CSS.SKIPBLOCKTO)) {
             this.skipnodebottom = drag.get('node').next();
         }
+
+        // Add the blocks-moving class so that the theme can respond if need be.
+        Y.one('body').addClass(CSS.BLOCKSMOVING);
     },
 
     drop_over : function(e) {
@@ -210,11 +214,13 @@ Y.extend(DRAGBLOCK, M.core.dragdrop, {
         }
     },
 
-    drop_end : function() {
+    drag_end : function() {
         // clear variables
         this.skipnodetop = null;
         this.skipnodebottom = null;
         this.dragsourceregion = null;
+        // Remove the blocks moving class once the drag-drop is over.
+        Y.one('body').removeClass(CSS.BLOCKSMOVING);
     },
 
     drag_dropmiss : function(e) {
@@ -345,6 +351,8 @@ M.core.blockdraganddrop.is_using_blocks_render_method = function() {
         var goodregions = Y.all('.block-region[data-blockregion]').size();
         var allregions = Y.all('.block-region').size();
         this._isusingnewblocksmethod = (allregions === goodregions);
+        if (goodregions > 0 && allregions > 0) {
+        }
     }
     return this._isusingnewblocksmethod;
 };

lib/yui/src/blocks/js/blocks.js

@@ -16,7 +16,8 @@ CSS = {
     SKIPBLOCK : 'skip-block',
     SKIPBLOCKTO : 'skip-block-to',
     MYINDEX : 'page-my-index',
-    REGIONMAIN : 'region-main'
+    REGIONMAIN : 'region-main',
+    BLOCKSMOVING : 'blocks-moving'
 };
 
 var SELECTOR = {
@@ -164,6 +165,9 @@ Y.extend(DRAGBLOCK, M.core.dragdrop, {
         if (drag.get('node').next() && drag.get('node').next().hasClass(CSS.SKIPBLOCKTO)) {
             this.skipnodebottom = drag.get('node').next();
         }
+
+        // Add the blocks-moving class so that the theme can respond if need be.
+        Y.one('body').addClass(CSS.BLOCKSMOVING);
     },
 
     drop_over : function(e) {
@@ -208,11 +212,13 @@ Y.extend(DRAGBLOCK, M.core.dragdrop, {
         }
     },
 
-    drop_end : function() {
+    drag_end : function() {
         // clear variables
         this.skipnodetop = null;
         this.skipnodebottom = null;
         this.dragsourceregion = null;
+        // Remove the blocks moving class once the drag-drop is over.
+        Y.one('body').removeClass(CSS.BLOCKSMOVING);
     },
 
     drag_dropmiss : function(e) {
@@ -343,6 +349,9 @@ M.core.blockdraganddrop.is_using_blocks_render_method = function() {
         var goodregions = Y.all('.block-region[data-blockregion]').size();
         var allregions = Y.all('.block-region').size();
         this._isusingnewblocksmethod = (allregions === goodregions);
+        if (goodregions > 0 && allregions > 0) {
+            Y.log('Both core_renderer::blocks and core_renderer::blocks_for_region have been used.', 'warn', 'moodle-core_blocks');
+        }
     }
     return this._isusingnewblocksmethod;
 };
@@ -357,8 +366,10 @@ M.core.blockdraganddrop.is_using_blocks_render_method = function() {
  */
 M.core.blockdraganddrop.init = function(params) {
     if (this.is_using_blocks_render_method()) {
+        Y.log('Block drag and drop initialised for the blocks method.', 'info', 'moodle-core_blocks');
         new MANAGER(params);
     } else {
+        Y.log('Block drag and drop initialised with the legacy manager (blocks_for_region used).', 'info', 'moodle-core_blocks');
         new DRAGBLOCK(params);
     }
 };

my/index.php

@@ -166,6 +166,6 @@ if ($currentpage->userid == 0) {
 
 echo $OUTPUT->header();
 
-echo $OUTPUT->blocks_for_region('content');
+echo $OUTPUT->custom_block_region('content');
 
 echo $OUTPUT->footer();

my/indexsys.php

@@ -63,6 +63,6 @@ $PAGE->set_subpage($currentpage->id);
 
 echo $OUTPUT->header();
 
-echo $OUTPUT->blocks_for_region('content');
+echo $OUTPUT->custom_block_region('content');
 
 echo $OUTPUT->footer();

theme/base/config.php

@@ -174,3 +174,7 @@ $THEME->hidefromselector = true;
 /** List of javascript files that need to included on each page */
 $THEME->javascripts = array();
 $THEME->javascripts_footer = array();
+
+// Set this to the method you will use in your layout files for rendering blocks.
+// It should be either blocks (default) or blocks_for_region.
+$THEME->blockrendermethod = 'blocks_for_region';

theme/base/style/pagelayout.css

@@ -53,6 +53,12 @@ body {margin:auto 0px;width:auto;}
 .side-post-only #page-content #region-pre {width:0px;}
 .has_dock.side-post-only .page-middle #region-main {margin-left:200px;}
 
+/** Moving block when side pre only **/
+.blocks-moving.side-pre-only #page-content #region-post-box {margin-left:-400px;}
+.blocks-moving.side-pre-only #page-content #region-main {margin-left:400px;}
+.blocks-moving.side-pre-only #page-content #region-pre {left:200px;}
+.blocks-moving.side-pre-only #page-content #region-post {width:200px;}
+
 /** Moving block when side-post-only **/
 .blocks-moving.side-post-only #page-content #region-main-box {left:200px;width:200%;}
 .blocks-moving.side-post-only #page-content #region-post-box {margin-left:-400px;}

theme/canvas/style/pagelayout.css

@@ -70,4 +70,21 @@ left: 210px;
 
 .blocks-moving.side-post-only #page-content #region-post {
     width: 210px;
+}
+
+/** Moving block when side pre only **/
+.blocks-moving.side-pre-only #page-content #region-post-box {
+    margin-left:-420px;
+}
+
+.blocks-moving.side-pre-only #page-content #region-main {
+    margin-left:420px;
+}
+
+.blocks-moving.side-pre-only #page-content #region-pre {
+    left:210px;
+}
+
+.blocks-moving.side-pre-only #page-content #region-post {
+    width:210px;
 }

user/profile.php

@@ -437,9 +437,8 @@ if (!empty($CFG->enablebadges)) {
 
 echo html_writer::end_tag('dl');
 echo "</div></div>"; // Closing desriptionbox and userprofilebox.
-echo '<div id="region-content" class="block-region"><div class="region-content">';
-echo $OUTPUT->blocks_for_region('content');
-echo '</div></div>';
+
+echo $OUTPUT->custom_block_region('content');
 
 // Print messaging link if allowed.
 if (isloggedin() && has_capability('moodle/site:sendmessage', $context)

user/profilesys.php

@@ -56,6 +56,6 @@ $PAGE->set_subpage($currentpage->id);
 
 echo $OUTPUT->header();
 
-echo $OUTPUT->blocks_for_region('content');
+echo $OUTPUT->custom_block_region('content');
 
 echo $OUTPUT->footer();