| 1 | <?php |
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| 2 | /** |
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| 3 | * Display a page if the user has read access or is an admin. |
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| 4 | * |
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| 5 | * This is the default page handler used by Wikka when no other handler is specified. |
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| 6 | * Depending on user privileges, it displays the page body or an error message. It also |
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| 7 | * displays footer comments and a form to post comments, depending on ACL and general |
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| 8 | * config settings. |
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| 9 | * |
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| 10 | * @package Handlers |
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| 11 | * @subpackage Page |
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| 12 | * @version $Id$ |
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| 13 | * @license http://www.gnu.org/copyleft/gpl.html GNU General Public License |
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| 14 | * @filesource |
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| 15 | * |
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| 16 | * @uses Config::$anony_delete_own_comments |
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| 17 | * @uses Config::$hide_comments |
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| 18 | * @uses Wakka::Format() |
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| 19 | * @uses Wakka::FormClose() |
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| 20 | * @uses Wakka::FormOpen() |
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| 21 | * @uses Wakka::GetConfigValue() |
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| 22 | * @uses Wakka::GetPageTag() |
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| 23 | * @uses Wakka::GetUser() |
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| 24 | * @uses Wakka::GetUserName() |
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| 25 | * @uses Wakka::HasAccess() |
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| 26 | * @uses Wakka::Href() |
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| 27 | * @uses Wakka::htmlspecialchars_ent() |
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| 28 | * @uses Wakka::LoadComments() |
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| 29 | * @uses Wakka::LoadPage() |
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| 30 | * @uses Wakka::FormatUser() |
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| 31 | * @uses Wakka::UserIsOwner() |
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| 32 | * |
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| 33 | */ |
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| 34 | |
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| 35 | //constants |
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| 36 | define('SHOW_OLD_REVISION_SOURCE', 0); # if set to 1 shows by default the source of an old revision instead of the rendered version |
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| 37 | |
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| 38 | //validate URL parameters |
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| 39 | $raw = (!empty($_GET['raw']))? (int) $this->GetSafeVar('raw', 'get') : SHOW_OLD_REVISION_SOURCE; |
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| 40 | |
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| 41 | echo "\n".'<!--starting page content-->'."\n"; |
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| 42 | echo '<div class="page"'; |
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| 43 | echo (($user = $this->GetUser()) && ($user['doubleclickedit'] == 'N') || !$this->HasAccess('write')) ? '' : ' ondblclick="document.location=\''.$this->Href('edit', '', 'id='.$this->page['id']).'\';" '; #268 |
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| 44 | echo '>'."\n"; |
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| 45 | |
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| 46 | if (!$this->HasAccess('read')) |
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| 47 | { |
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| 48 | echo '<p><em class="error">'.WIKKA_ERROR_ACL_READ.'</em></p>'; |
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| 49 | echo "\n".'</div><!--closing page content-->'."\n"; |
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| 50 | } |
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| 51 | else |
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| 52 | { |
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| 53 | if (!$this->page) |
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| 54 | { |
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| 55 | $createlink = '<a href="'.$this->Href('edit').'">'.WIKKA_PAGE_CREATE_LINK_DESC.'</a>'; |
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| 56 | echo '<p>'.sprintf(SHOW_ASK_CREATE_PAGE_CAPTION,$createlink).'</p>'."\n"; |
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| 57 | echo '</div><!--closing page content-->'."\n"; |
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| 58 | } |
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| 59 | else |
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| 60 | { |
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| 61 | if ($this->page['latest'] == 'N') |
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| 62 | { |
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| 63 | $pagelink = '<a href="'.$this->Href().'">'.$this->tag.'</a>'; |
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| 64 | echo '<div class="revisioninfo">'."\n"; |
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| 65 | echo '<h4 class="clear">'.sprintf(WIKKA_REVISION_NUMBER, '<a href="'.$this->Href('', '', 'time='.urlencode($this->page['time'])).'">['.$this->page['id'].']</a>').'</h4>'."\n"; |
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| 66 | echo '<p>'; |
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| 67 | echo sprintf(SHOW_OLD_REVISION_CAPTION, $pagelink, $this->FormatUser($this->page['user']), $this->Link($this->tag, 'revisions', $this->page['time'], TRUE, TRUE, '', 'datetime')); |
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| 68 | |
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| 69 | // added if encapsulation: in case where some pages were brutally deleted from database |
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| 70 | if ($latest = $this->LoadPage($this->tag)) |
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| 71 | { |
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| 72 | ?> |
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| 73 | <br /> |
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| 74 | <?php echo $this->FormOpen('show', '', 'GET', '', 'left') ?> |
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| 75 | <input type="hidden" name="time" value="<?php echo $this->GetSafeVar('time', 'get') ?>" /> |
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| 76 | <input type="hidden" name="raw" value="<?php echo ($raw == 1)? '0' :'1' ?>" /> |
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| 77 | <input type="submit" value="<?php echo ($raw == 1)? SHOW_FORMATTED_BUTTON : SHOW_SOURCE_BUTTON ?>" /> |
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| 78 | <?php echo $this->FormClose(); ?> |
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| 79 | <?php |
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| 80 | // if this is an editable revision, display form |
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| 81 | if ($this->HasAccess('write')) |
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| 82 | { |
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| 83 | ?> |
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| 84 | <?php echo $this->FormOpen('edit') ?> |
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| 85 | <input type="hidden" name="previous" value="<?php echo $latest['id'] ?>" /> |
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| 86 | <input type="hidden" name="body" value="<?php echo $this->htmlspecialchars_ent($this->page['body']) ?>" /> |
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| 87 | <input type="submit" name="submit" value="<?php echo SHOW_RE_EDIT_BUTTON ?>" /> |
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| 88 | <?php echo $this->FormClose(); ?> |
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| 89 | <?php |
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| 90 | } |
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| 91 | } |
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| 92 | echo '</p><div class="clear"></div></div>'; |
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| 93 | } |
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| 94 | |
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| 95 | // display page |
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| 96 | if ($raw == 1) |
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| 97 | { |
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| 98 | echo '<div class="wikisource">'.nl2br($this->htmlspecialchars_ent($this->page["body"], ENT_QUOTES)).'</div>'; |
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| 99 | } |
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| 100 | else |
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| 101 | { |
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| 102 | echo $this->Format($this->page['body'], 'wakka', 'page'); |
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| 103 | } |
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| 104 | //clear floats at the end of the main div |
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| 105 | echo "\n".'<div style="clear: both"></div>'."\n"; |
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| 106 | echo "\n".'</div><!--closing page content-->'."\n\n"; |
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| 107 | |
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| 108 | if ($this->GetConfigValue('hide_comments') != 1 && |
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| 109 | $this->HasAccess('comment_read') |
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| 110 | ) |
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| 111 | { |
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| 112 | echo '<!-- starting comments block-->'."\n"; |
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| 113 | echo '<div id="comments">'."\n"; |
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| 114 | // store comments display in session |
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| 115 | $tag = $this->GetPageTag(); |
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| 116 | $wantComments = $this->UserWantsComments($tag); |
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| 117 | if (!isset($_SESSION['show_comments'][$tag]) && $wantComments !== FALSE) |
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| 118 | { |
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| 119 | $_SESSION['show_comments'][$tag] = $wantComments; |
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| 120 | } |
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| 121 | |
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| 122 | // A GET comment style always overrides the SESSION comment style |
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| 123 | if (isset($_GET['show_comments'])) |
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| 124 | { |
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| 125 | switch($this->GetSafeVar('show_comments', 'get')) |
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| 126 | { |
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| 127 | case COMMENT_NO_DISPLAY: |
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| 128 | $_SESSION['show_comments'][$tag] = COMMENT_NO_DISPLAY; |
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| 129 | break; |
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| 130 | case COMMENT_ORDER_DATE_ASC: |
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| 131 | $_SESSION['show_comments'][$tag] = COMMENT_ORDER_DATE_ASC; |
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| 132 | break; |
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| 133 | case COMMENT_ORDER_DATE_DESC: |
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| 134 | $_SESSION['show_comments'][$tag] = COMMENT_ORDER_DATE_DESC; |
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| 135 | break; |
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| 136 | case COMMENT_ORDER_THREADED: |
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| 137 | $_SESSION['show_comments'][$tag] = COMMENT_ORDER_THREADED; |
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| 138 | break; |
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| 139 | } |
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| 140 | } |
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| 141 | |
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| 142 | // display comments! |
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| 143 | if (isset($_SESSION['show_comments'][$tag]) && $_SESSION['show_comments'][$tag] != COMMENT_NO_DISPLAY) |
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| 144 | { |
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| 145 | // load comments for this page |
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| 146 | $comments = $this->LoadComments($this->tag, $_SESSION['show_comments'][$tag]); |
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| 147 | $display_mode = $_SESSION['show_comments'][$tag]; |
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| 148 | // set up icons |
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| 149 | $sort_desc_icon_url = $this->StaticHref('images/icons/sort_desc.gif'); |
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| 150 | $sort_asc_icon_url = $this->StaticHref('images/icons/sort_asc.gif'); |
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| 151 | $sort_comment_icon_url = $this->StaticHref('images/icons/comment.gif'); |
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| 152 | |
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| 153 | |
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| 154 | // display comments header |
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| 155 | ?> |
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| 156 | <!--starting comments header (show)--> |
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| 157 | <div class="commentsheader"> |
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| 158 | <div id="commentsnav"> |
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| 159 | <a href="<?php echo $this->Href('', '', 'show_comments='.COMMENT_ORDER_DATE_DESC.'#comments') ?>"><?php echo '<img class="'.($display_mode==COMMENT_ORDER_DATE_DESC ? "icon_on" : "icon").'" alt="flat" title="Flat (newest first)" src="'.$sort_desc_icon_url.'" />' ?></a> |
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| 160 | <a href="<?php echo $this->Href('', '', 'show_comments='.COMMENT_ORDER_DATE_ASC.'#comments') ?>"><?php echo '<img class="'.($display_mode==COMMENT_ORDER_DATE_ASC ? "icon_on" : "icon").'" alt="flat" title="Flat (oldest first)" src="'.$sort_asc_icon_url.'" />' ?></a> |
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| 161 | <a href="<?php echo $this->Href('', '', 'show_comments='.COMMENT_ORDER_THREADED.'#comments') ?>"><?php echo '<img class="'.($display_mode==COMMENT_ORDER_THREADED ? "icon_on" : "icon").'" alt="threaded" title="Threaded" src="'.$sort_comment_icon_url.'" />' ?></a> |
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| 162 | </div><!-- closing commentsnav div --> |
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| 163 | <?php echo COMMENTS_CAPTION ?> |
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| 164 | [<a href="<?php echo $this->Href('', '', 'show_comments='.COMMENT_NO_DISPLAY) ?>"><?php echo HIDE_COMMENTS_LINK_DESC ?></a>] |
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| 165 | <?php |
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| 166 | if ($this->HasAccess('comment_post')) |
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| 167 | { |
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| 168 | ?> |
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| 169 | <?php echo $this->FormOpen('processcomment') ?> |
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| 170 | <input type="submit" name="submit" value="<?php echo COMMENT_NEW_BUTTON ?>" /> |
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| 171 | <?php echo $this->FormClose() ?> |
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| 172 | <?php |
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| 173 | } |
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| 174 | ?> |
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| 175 | </div><!--closing commentsheader (show)--> |
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| 176 | |
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| 177 | <?php |
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| 178 | // display comments themselves |
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| 179 | if ($comments) |
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| 180 | { |
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| 181 | displayComments($this, $comments, $tag); |
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| 182 | } |
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| 183 | } |
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| 184 | else |
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| 185 | { |
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| 186 | |
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| 187 | echo '<!--starting comments header (hide)-->'."\n"; |
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| 188 | echo '<div class="commentsheader">'."\n"; |
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| 189 | $commentCount = $this->CountComments($this->tag); |
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| 190 | $showcomments_text = ''; |
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| 191 | |
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| 192 | // Determine comment ordering preference |
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| 193 | $comment_ordering = NULL; |
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| 194 | if (isset($user['default_comment_display'])) |
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| 195 | { |
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| 196 | $comment_ordering = $user['default_comment_display']; |
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| 197 | } |
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| 198 | elseif (NULL !== $this->GetConfigValue('default_comment_display')) |
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| 199 | { |
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| 200 | $comment_ordering = $this->GetConfigValue('default_comment_display'); |
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| 201 | } |
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| 202 | |
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| 203 | // Convert from DB enum to PHP enum |
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| 204 | switch($comment_ordering) |
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| 205 | { |
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| 206 | case 'date_asc': |
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| 207 | $comment_ordering = COMMENT_ORDER_DATE_ASC; |
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| 208 | break; |
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| 209 | case 'date_desc': |
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| 210 | $comment_ordering = COMMENT_ORDER_DATE_DESC; |
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| 211 | break; |
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| 212 | case 'threaded': |
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| 213 | default: |
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| 214 | $comment_ordering = COMMENT_ORDER_THREADED; |
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| 215 | break; |
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| 216 | } |
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| 217 | |
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| 218 | switch ($commentCount) |
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| 219 | { |
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| 220 | case 0: |
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| 221 | $comments_message = STATUS_NO_COMMENTS.' '; |
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| 222 | if ($this->HasAccess('comment_post')) |
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| 223 | { |
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| 224 | $showcomments_text = $this->FormOpen("processcomment"); |
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| 225 | $showcomments_text .= '<input type="submit" name="submit" value="'.COMMENT_NEW_BUTTON.'" />'; |
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| 226 | $showcomments_text .= $this->FormClose(); |
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| 227 | } |
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| 228 | break; |
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| 229 | case 1: |
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| 230 | $comments_message = STATUS_ONE_COMMENT.' '; |
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| 231 | $showcomments_text = '[<a href="'.$this->Href('', '', 'show_comments='.$comment_ordering.'#comments').'">'.DISPLAY_COMMENT_LINK_DESC.'</a>]'; |
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| 232 | break; |
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| 233 | default: |
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| 234 | $comments_message = sprintf(STATUS_SOME_COMMENTS, $commentCount).' '; |
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| 235 | |
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| 236 | $showcomments_text = '[<a href="'.$this->Href('', '', 'show_comments='.$comment_ordering.'#comments').'">'.DISPLAY_COMMENTS_LABEL.'</a>]'; |
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| 237 | } |
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| 238 | |
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| 239 | echo $comments_message; |
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| 240 | echo $showcomments_text; |
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| 241 | echo "\n".'</div><!--closing commentsheader (hide)-->'."\n"; |
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| 242 | } |
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| 243 | echo '</div><!--closing comments block-->'."\n\n"; |
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| 244 | } |
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| 245 | } |
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| 246 | } |
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| 247 | |
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| 248 | /** |
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| 249 | * Display comments for ... |
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| 250 | * |
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| 251 | * @uses Wakka::reg_username |
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| 252 | * @uses Wakka::GetUserName() |
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| 253 | * @uses Wakka::UserIsOwner() |
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| 254 | * @uses Wakka::FormatUser() |
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| 255 | * |
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| 256 | * @todo document (including short description! |
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| 257 | */ |
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| 258 | function displayComments(&$obj, &$comments, $tag) |
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| 259 | { |
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| 260 | $current_user = $obj->GetUserName(); |
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| 261 | $is_owner = $obj->UserIsOwner(); |
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| 262 | $prev_level = NULL; |
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| 263 | $threaded = 0; |
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| 264 | if ($_SESSION['show_comments'][$tag] == COMMENT_ORDER_THREADED) |
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| 265 | { |
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| 266 | $threaded = 1; |
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| 267 | } |
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| 268 | |
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| 269 | ?> |
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| 270 | <div class="commentscontainer"> |
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| 271 | <?php |
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| 272 | foreach ($comments as $comment) |
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| 273 | { |
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| 274 | # Handle legacy or non-threaded comments |
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| 275 | if (!isset($comment['level']) || !$threaded) |
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| 276 | { |
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| 277 | $comment['level'] = 0; |
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| 278 | } |
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| 279 | |
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| 280 | # Keep track of closing <div> tags to effect nesting |
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| 281 | if (isset($prev_level) && ($comment['level'] <= $prev_level)) |
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| 282 | { |
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| 283 | for ($i=0; $i<$prev_level-$comment['level']+1; ++$i) |
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| 284 | { |
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| 285 | echo '</div><!--closing comment level '.$i.'-->'."\n"; |
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| 286 | } |
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| 287 | } |
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| 288 | |
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| 289 | # Alternate light/dark comment styles per level |
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| 290 | $comment_class = ''; |
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| 291 | if ($comment['level'] % 2 == 1) |
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| 292 | { |
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| 293 | $comment_class = "comment-layout-1"; |
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| 294 | } |
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| 295 | else |
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| 296 | { |
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| 297 | $comment_class = "comment-layout-2"; |
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| 298 | } |
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| 299 | |
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| 300 | if ($comment['status'] == 'deleted') { |
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| 301 | ?> |
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| 302 | <div class="<?php echo $comment_class ?>"> |
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| 303 | <div class="commentdeleted"><?php echo COMMENT_DELETED_LABEL ?></div> |
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| 304 | <?php |
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| 305 | } |
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| 306 | else |
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| 307 | { |
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| 308 | # Some stats |
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| 309 | //$comment_author = $obj->LoadUser($comment['user'])? $obj->Format($comment['user']) : $comment['user']; |
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| 310 | $comment_author = $obj->FormatUser($comment['user']); |
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| 311 | $comment_ts = sprintf(COMMENT_TIME_CAPTION,$comment['time']); |
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| 312 | ?> |
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| 313 | <div id="comment_<?php echo $comment['id'] ?>" class="<?php echo $comment_class ?>" > |
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| 314 | <div class="commentheader"> |
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| 315 | <div class="commentauthor"><?php echo COMMENT_BY_LABEL.$comment_author ?></div> |
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| 316 | <div class="commentinfo"><?php echo $comment_ts ?></div> |
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| 317 | </div> |
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| 318 | <div class="commentbody"> |
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| 319 | <?php echo $comment['comment'] ?> |
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| 320 | </div> |
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| 321 | <?php |
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| 322 | if ($obj->HasAccess('comment_post')) |
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| 323 | { |
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| 324 | echo '<div class="commentaction">'; |
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| 325 | echo $obj->FormOpen("processcomment"); |
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| 326 | ?> |
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| 327 | <input type="hidden" name="comment_id" value="<?php echo $comment['id'] ?>" /> |
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| 328 | <?php |
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| 329 | ?> |
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| 330 | <input type="submit" name="submit" value="<?php echo COMMENT_REPLY_BUTTON ?>" /> |
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| 331 | <?php |
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| 332 | /* |
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| 333 | $user = $obj->GetUser(); |
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| 334 | if (isset($user)) |
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| 335 | { |
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| 336 | $name = $user['name']; |
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| 337 | } |
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| 338 | */ |
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| 339 | #if ($is_owner || $name == $comment['user'] || ($obj->config['anony_delete_own_comments'] && $current_user == $comment['user'])) |
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| 340 | if ($is_owner || $obj->reg_username == $comment['user'] || ($obj->config['anony_delete_own_comments'] && $current_user == $comment['user'])) |
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| 341 | { |
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| 342 | ?> |
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| 343 | <input type="submit" name="submit" value="<?php echo COMMENT_DELETE_BUTTON ?>" /> |
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| 344 | <?php |
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| 345 | } |
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| 346 | echo $obj->FormClose(); |
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| 347 | echo "</div>"; |
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| 348 | } |
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| 349 | } |
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| 350 | $prev_level = $comment['level']; |
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| 351 | } |
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| 352 | for ($i=0; $i<$prev_level+1; ++$i) |
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| 353 | { |
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| 354 | print '</div><!--closing comment level (end)-->'."\n"; |
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| 355 | } |
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| 356 | ?> |
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| 357 | </div> |
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| 358 | <?php |
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| 359 | } |
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| 360 | ?> |
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