Файл: qa-include/qa-page-question-post.php
Строк: 1223
<?php
/*
Question2Answer (c) Gideon Greenspan
http://www.question2answer.org/
File: qa-include/qa-page-question-post.php
Version: See define()s at top of qa-include/qa-base.php
Description: More control for question page if it's submitted by HTTP POST
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
More about this license: http://www.question2answer.org/license.php
*/
if (!defined('QA_VERSION')) { // don't allow this page to be requested directly from browser
header('Location: ../');
exit;
}
require_once QA_INCLUDE_DIR.'qa-app-limits.php';
require_once QA_INCLUDE_DIR.'qa-page-question-submit.php';
// Process general cancel button
if (qa_clicked('docancel'))
qa_page_q_refresh($pagestart);
// Process incoming answer (or button)
if ($question['answerbutton']) {
if (qa_clicked('q_doanswer'))
qa_page_q_refresh($pagestart, 'answer');
if (qa_clicked('a_doadd') || ($pagestate=='answer'))
switch (qa_user_permit_error('permit_post_a', QA_LIMIT_ANSWERS)) {
case 'login':
$pageerror=qa_insert_login_links(qa_lang_html('question/answer_must_login'), qa_request());
break;
case 'confirm':
$pageerror=qa_insert_login_links(qa_lang_html('question/answer_must_confirm'), qa_request());
break;
case 'limit':
$pageerror=qa_lang_html('question/answer_limit');
break;
default:
$pageerror=qa_lang_html('users/no_permission');
break;
case false:
if (qa_clicked('a_doadd')) {
$answerid=qa_page_q_add_a_submit($question, $answers, $usecaptcha, $anewin, $anewerrors);
if (isset($answerid))
qa_page_q_refresh(0, null, 'A', $answerid);
else
$formtype='a_add'; // show form again
} else
$formtype='a_add'; // show form as if first time
break;
}
}
// Process close buttons for question
if ($question['closeable']) {
if (qa_clicked('q_doclose'))
qa_page_q_refresh($pagestart, 'close');
elseif (qa_clicked('doclose') && qa_page_q_permit_edit($question, 'permit_close_q', $pageerror)) {
if (qa_page_q_close_q_submit($question, $closepost, $closein, $closeerrors))
qa_page_q_refresh($pagestart);
else
$formtype='q_close'; // keep editing if an error
} elseif (($pagestate=='close') && qa_page_q_permit_edit($question, 'permit_close_q', $pageerror))
$formtype='q_close';
}
// Process any single click operations for question
if (qa_page_q_single_click_q($question, $answers, $commentsfollows, $closepost, $pageerror))
qa_page_q_refresh($pagestart);
// Process delete button for question
if (qa_clicked('q_dodelete') && $question['deleteable']) {
qa_question_delete($question, $userid, qa_get_logged_in_handle(), $cookieid, $closepost);
qa_redirect(''); // redirect since question has gone
}
// Process edit or save button for question
if ($question['editbutton'] || $question['retagcatbutton']) {
if (qa_clicked('q_doedit'))
qa_page_q_refresh($pagestart, 'edit-'.$questionid);
elseif (qa_clicked('q_dosave') && qa_page_q_permit_edit($question, 'permit_edit_q', $pageerror, 'permit_retag_cat')) {
if (qa_page_q_edit_q_submit($question, $answers, $commentsfollows, $closepost, $qin, $qerrors))
qa_redirect(qa_q_request($questionid, $qin['title'])); // don't use refresh since URL may have changed
else
$formtype='q_edit'; // keep editing if an error
} else if (($pagestate==('edit-'.$questionid)) && qa_page_q_permit_edit($question, 'permit_edit_q', $pageerror, 'permit_retag_cat'))
$formtype='q_edit';
if ($formtype=='q_edit') { // get tags for auto-completion
if (qa_opt('do_complete_tags'))
$completetags=array_keys(qa_db_select_with_pending(qa_db_popular_tags_selectspec(0, QA_DB_RETRIEVE_COMPLETE_TAGS)));
else
$completetags=array();
}
}
// Process adding a comment to question (shows form or processes it)
if ($question['commentbutton']) {
if (qa_clicked('q_docomment'))
qa_page_q_refresh($pagestart, 'comment-'.$questionid);
if (qa_clicked('c'.$questionid.'_doadd') || ($pagestate==('comment-'.$questionid)))
qa_page_q_do_comment($question, $question, $commentsfollows, $pagestart, $usecaptcha, $cnewin, $cnewerrors, $formtype, $formpostid, $pageerror);
}
// Process clicked buttons for answers
foreach ($answers as $answerid => $answer) {
$prefix='a'.$answerid.'_';
if (qa_page_q_single_click_a($answer, $question, $answers, $commentsfollows, true, $pageerror))
qa_page_q_refresh($pagestart, null, 'A', $answerid);
if ($answer['editbutton']) {
if (qa_clicked($prefix.'doedit'))
qa_page_q_refresh($pagestart, 'edit-'.$answerid);
elseif (qa_clicked($prefix.'dosave') && qa_page_q_permit_edit($answer, 'permit_edit_a', $pageerror)) {
$editedtype=qa_page_q_edit_a_submit($answer, $question, $answers, $commentsfollows, $aeditin[$answerid], $aediterrors[$answerid]);
if (isset($editedtype))
qa_page_q_refresh($pagestart, null, $editedtype, $answerid);
else {
$formtype='a_edit';
$formpostid=$answerid; // keep editing if an error
}
} elseif (($pagestate==('edit-'.$answerid)) && qa_page_q_permit_edit($answer, 'permit_edit_a', $pageerror)) {
$formtype='a_edit';
$formpostid=$answerid;
}
}
if ($answer['commentbutton']) {
if (qa_clicked($prefix.'docomment'))
qa_page_q_refresh($pagestart, 'comment-'.$answerid, 'A', $answerid);
if (qa_clicked('c'.$answerid.'_doadd') || ($pagestate==('comment-'.$answerid)))
qa_page_q_do_comment($question, $answer, $commentsfollows, $pagestart, $usecaptcha, $cnewin, $cnewerrors, $formtype, $formpostid, $pageerror);
}
if (qa_clicked($prefix.'dofollow')) {
$params=array('follow' => $answerid);
if (isset($question['categoryid']))
$params['cat']=$question['categoryid'];
qa_redirect('ask', $params);
}
}
// Process hide, show, delete, flag, unflag, edit or save button for comments
foreach ($commentsfollows as $commentid => $comment)
if ($comment['basetype']=='C') {
$commentparent=@$answers[$comment['parentid']];
if (!isset($commentparent))
$commentparent=$question;
$commentparenttype=$commentparent['basetype'];
$prefix='c'.$commentid.'_';
if (qa_page_q_single_click_c($comment, $question, $commentparent, $pageerror))
qa_page_q_refresh($pagestart, 'showcomments-'.$comment['parentid'], $commentparenttype, $comment['parentid']);
if ($comment['editbutton']) {
if (qa_clicked($prefix.'doedit')) {
if (qa_page_q_permit_edit($comment, 'permit_edit_c', $pageerror)) // extra check here ensures error message is visible
qa_page_q_refresh($pagestart, 'edit-'.$commentid, $commentparenttype, $comment['parentid']);
} elseif (qa_clicked($prefix.'dosave') && qa_page_q_permit_edit($comment, 'permit_edit_c', $pageerror)) {
if (qa_page_q_edit_c_submit($comment, $question, $commentparent, $ceditin[$commentid], $cediterrors[$commentid]))
qa_page_q_refresh($pagestart, null, $commentparenttype, $comment['parentid']);
else {
$formtype='c_edit';
$formpostid=$commentid; // keep editing if an error
}
} elseif (($pagestate==('edit-'.$commentid)) && qa_page_q_permit_edit($comment, 'permit_edit_c', $pageerror)) {
$formtype='c_edit';
$formpostid=$commentid;
}
}
}
// Functions used above - also see functions in qa-page-question-submit.php (which are shared with Ajax)
function qa_page_q_refresh($start=0, $state=null, $showtype=null, $showid=null)
/*
Redirects back to the question page, with the specified parameters
*/
{
$params=array();
if ($start>0)
$params['start']=$start;
if (isset($state))
$params['state']=$state;
if (isset($showtype) && isset($showid)) {
$anchor=qa_anchor($showtype, $showid);
$params['show']=$showid;
} else
$anchor=null;
qa_redirect(qa_request(), $params, null, null, $anchor);
}
function qa_page_q_permit_edit($post, $permitoption, &$error, $permitoption2=null)
/*
Returns whether the editing operation (as specified by $permitoption or $permitoption2) on $post is permitted.
If not, sets the $error variable appropriately
*/
{
$permiterror=qa_user_permit_error($post['isbyuser'] ? null : $permitoption);
// if it's by the user, this will only check whether they are blocked
if ($permiterror && isset($permitoption2)) {
$permiterror2=qa_user_permit_error($post['isbyuser'] ? null : $permitoption2);
if ( ($permiterror=='level') || (!$permiterror2) ) // if it's a less strict error
$permiterror=$permiterror2;
}
switch ($permiterror) {
case 'login':
$error=qa_insert_login_links(qa_lang_html('question/edit_must_login'), qa_request());
break;
case 'confirm':
$error=qa_insert_login_links(qa_lang_html('question/edit_must_confirm'), qa_request());
break;
default:
$error=qa_lang_html('users/no_permission');
break;
case false:
break;
}
return !$permiterror;
}
function qa_page_q_edit_q_form(&$qa_content, $question, $in, $errors, $completetags, $categories)
/*
Returns a $qa_content form for editing the question and sets up other parts of $qa_content accordingly
*/
{
$form=array(
'tags' => 'METHOD="POST" ACTION="'.qa_self_html().'"',
'style' => 'tall',
'fields' => array(
'title' => array(
'type' => $question['editable'] ? 'text' : 'static',
'label' => qa_lang_html('question/q_title_label'),
'tags' => 'NAME="q_title"',
'value' => qa_html(($question['editable'] && isset($in['title'])) ? $in['title'] : $question['title']),
'error' => qa_html(@$errors['title']),
),
'category' => array(
'label' => qa_lang_html('question/q_category_label'),
'error' => qa_html(@$errors['categoryid']),
),
'content' => array(
'label' => qa_lang_html('question/q_content_label'),
'error' => qa_html(@$errors['content']),
),
'extra' => array(
'label' => qa_html(qa_opt('extra_field_prompt')),
'tags' => 'NAME="q_extra"',
'value' => qa_html(isset($in['extra']) ? $in['extra'] : $question['extra']),
'error' => qa_html(@$errors['extra']),
),
'tags' => array(
'error' => qa_html(@$errors['tags']),
),
),
'buttons' => array(
'save' => array(
'tags' => 'onClick="qa_show_waiting_after(this, false);"',
'label' => qa_lang_html('main/save_button'),
),
'cancel' => array(
'tags' => 'NAME="docancel"',
'label' => qa_lang_html('main/cancel_button'),
),
),
'hidden' => array(
'q_dosave' => '1',
),
);
if ($question['editable']) {
$content=isset($in['content']) ? $in['content'] : $question['content'];
$format=isset($in['format']) ? $in['format'] : $question['format'];
$editorname=isset($in['editor']) ? $in['editor'] : qa_opt('editor_for_qs');
$editor=qa_load_editor($content, $format, $editorname);
$form['fields']['content']=array_merge($form['fields']['content'],
qa_editor_load_field($editor, $qa_content, $content, $format, 'q_content', 12, true));
if (method_exists($editor, 'update_script'))
$form['buttons']['save']['tags']='onClick="qa_show_waiting_after(this, false); '.$editor->update_script('q_content').'"';
$form['hidden']['q_editor']=qa_html($editorname);
} else
unset($form['fields']['content']);
if (qa_using_categories() && count($categories) && $question['retagcatable'])
qa_set_up_category_field($qa_content, $form['fields']['category'], 'q_category', $categories,
isset($in['categoryid']) ? $in['categoryid'] : $question['categoryid'],
qa_opt('allow_no_category') || !isset($question['categoryid']), qa_opt('allow_no_sub_category'));
else
unset($form['fields']['category']);
if (!($question['editable'] && qa_opt('extra_field_active')))
unset($form['fields']['extra']);
if (qa_using_tags() && $question['retagcatable'])
qa_set_up_tag_field($qa_content, $form['fields']['tags'], 'q_tags', isset($in['tags']) ? $in['tags'] : qa_tagstring_to_tags($question['tags']),
array(), $completetags, qa_opt('page_size_ask_tags'));
else
unset($form['fields']['tags']);
if ($question['isbyuser'])
qa_set_up_notify_fields($qa_content, $form['fields'], 'Q', qa_get_logged_in_email(),
isset($in['notify']) ? $in['notify'] : !empty($question['notify']),
isset($in['email']) ? $in['email'] : @$question['notify'], @$errors['email'], 'q_');
return $form;
}
function qa_page_q_edit_q_submit($question, $answers, $commentsfollows, $closepost, &$in, &$errors)
/*
Processes a POSTed form for editing the question and returns true if successful
*/
{
$in=array();
if ($question['editable']) {
$in['title']=qa_post_text('q_title');
qa_get_post_content('q_editor', 'q_content', $in['editor'], $in['content'], $in['format'], $in['text']);
$in['extra']=qa_opt('extra_field_active') ? qa_post_text('q_extra') : null;
}
if ($question['retagcatable']) {
if (qa_using_tags())
$in['tags']=qa_get_tags_field_value('q_tags');
if (qa_using_categories())
$in['categoryid']=qa_get_category_field_value('q_category');
}
if ($question['isbyuser']) {
$in['notify']=qa_post_text('q_notify') ? true : false;
$in['email']=qa_post_text('q_email');
}
// here the $in array only contains values for parts of the form that were displayed, so those are only ones checked by filters
$errors=array();
$filtermodules=qa_load_modules_with('filter', 'filter_question');
foreach ($filtermodules as $filtermodule) {
$oldin=$in;
$filtermodule->filter_question($in, $errors, $question);
if ($question['editable'])
qa_update_post_text($in, $oldin);
}
if (empty($errors)) {
$userid=qa_get_logged_in_userid();
$handle=qa_get_logged_in_handle();
$cookieid=qa_cookie_get();
// now we fill in the missing values in the $in array, so that we have everything we need for qa_question_set_content()
// we do things in this way to avoid any risk of a validation failure on elements the user can't see (e.g. due to admin setting changes)
if (!$question['editable']) {
$in['title']=$question['title'];
$in['content']=$question['content'];
$in['format']=$question['format'];
$in['text']=qa_viewer_text($in['content'], $in['format']);
$in['extra']=$question['extra'];
}
if (!isset($in['tags']))
$in['tags']=qa_tagstring_to_tags($question['tags']);
if (!array_key_exists('categoryid', $in))
$in['categoryid']=$question['categoryid'];
$setnotify=$question['isbyuser'] ? qa_combine_notify_email($question['userid'], $in['notify'], $in['email']) : $question['notify'];
qa_question_set_content($question, $in['title'], $in['content'], $in['format'], $in['text'],
qa_tags_to_tagstring($in['tags']), $setnotify, $userid, $handle, $cookieid, $in['extra']);
if (qa_using_categories() && strcmp($in['categoryid'], $question['categoryid']))
qa_question_set_category($question, $in['categoryid'], $userid, $handle, $cookieid, $answers, $commentsfollows, $closepost);
return true;
}
return false;
}
function qa_page_q_close_q_form(&$qa_content, $question, $id, $in, $errors)
/*
Returns a $qa_content form for closing the question and sets up other parts of $qa_content accordingly
*/
{
$form=array(
'tags' => 'METHOD="POST" ACTION="'.qa_self_html().'"',
'id' => $id,
'style' => 'tall',
'title' => qa_lang_html('question/close_form_title'),
'fields' => array(
'duplicate' => array(
'type' => 'checkbox',
'tags' => 'NAME="q_close_duplicate" ID="q_close_duplicate" onchange="document.getElementById('q_close_details').focus();"',
'label' => qa_lang_html('question/close_duplicate'),
'value' => @$in['duplicate'],
),
'details' => array(
'tags' => 'NAME="q_close_details" ID="q_close_details"',
'label' =>
'<SPAN ID="close_label_duplicate">'.qa_lang_html('question/close_original_title').' </SPAN>'.
'<SPAN ID="close_label_other">'.qa_lang_html('question/close_reason_title').'</SPAN>',
'note' => '<SPAN ID="close_note_duplicate" STYLE="display:none;">'.qa_lang_html('question/close_original_note').'</SPAN>',
'value' => @$in['details'],
'error' => qa_html(@$errors['details']),
),
),
'buttons' => array(
'close' => array(
'tags' => 'onClick="qa_show_waiting_after(this, false);"',
'label' => qa_lang_html('question/close_form_button'),
),
'cancel' => array(
'tags' => 'NAME="docancel"',
'label' => qa_lang_html('main/cancel_button'),
),
),
'hidden' => array(
'doclose' => '1',
),
);
qa_set_display_rules($qa_content, array(
'close_label_duplicate' => 'q_close_duplicate',
'close_label_other' => '!q_close_duplicate',
'close_note_duplicate' => 'q_close_duplicate',
));
$qa_content['focusid']='q_close_details';
return $form;
}
function qa_page_q_close_q_submit($question, $closepost, &$in, &$errors)
/*
Processes a POSTed form for closing the question and returns true if successful
*/
{
$in=array(
'duplicate' => qa_post_text('q_close_duplicate'),
'details' => qa_post_text('q_close_details'),
);
$userid=qa_get_logged_in_userid();
$handle=qa_get_logged_in_handle();
$cookieid=qa_cookie_get();
if ($in['duplicate']) {
// be liberal in what we accept, but there are two potential unlikely pitfalls here:
// a) URLs could have a fixed numerical path, e.g. http://qa.mysite.com/1/478/...
// b) There could be a question title which is just a number, e.g. http://qa.mysite.com/478/12345/...
// so we check if more than one question could match, and if so, show an error
$parts=preg_split('|[=/&]|', $in['details'], -1, PREG_SPLIT_NO_EMPTY);
$keypostids=array();
foreach ($parts as $part)
if (preg_match('/^[0-9]+$/', $part))
$keypostids[$part]=true;
$questionids=qa_db_posts_filter_q_postids(array_keys($keypostids));
if ( (count($questionids)==1) && ($questionids[0]!=$question['postid']) ) {
qa_question_close_duplicate($question, $closepost, $questionids[0], $userid, $handle, $cookieid);
return true;
} else
$errors['details']=qa_lang('question/close_duplicate_error');
} else {
if (strlen($in['details'])>0) {
qa_question_close_other($question, $closepost, $in['details'], $userid, $handle, $cookieid);
return true;
} else
$errors['details']=qa_lang('main/field_required');
}
return false;
}
function qa_page_q_edit_a_form(&$qa_content, $id, $answer, $question, $answers, $commentsfollows, $in, $errors)
/*
Returns a $qa_content form for editing an answer and sets up other parts of $qa_content accordingly
*/
{
require_once QA_INCLUDE_DIR.'qa-util-string.php';
$answerid=$answer['postid'];
$prefix='a'.$answerid.'_';
$content=isset($in['content']) ? $in['content'] : $answer['content'];
$format=isset($in['format']) ? $in['format'] : $answer['format'];
$editorname=isset($in['editor']) ? $in['editor'] : qa_opt('editor_for_as');
$editor=qa_load_editor($content, $format, $editorname);
$hascomments=false;
foreach ($commentsfollows as $commentfollow)
if ($commentfollow['parentid']==$answerid)
$hascomments=true;
$form=array(
'tags' => 'METHOD="POST" ACTION="'.qa_self_html().'"',
'id' => $id,
'title' => qa_lang_html('question/edit_a_title'),
'style' => 'tall',
'fields' => array(
'content' => array_merge(
qa_editor_load_field($editor, $qa_content, $content, $format, $prefix.'content', 12),
array(
'error' => qa_html(@$errors['content']),
)
),
),
'buttons' => array(
'save' => array(
'tags' => 'onClick="qa_show_waiting_after(this, false); '.
(method_exists($editor, 'update_script') ? $editor->update_script($prefix.'content') : '').'"',
'label' => qa_lang_html('main/save_button'),
),
'cancel' => array(
'tags' => 'NAME="docancel"',
'label' => qa_lang_html('main/cancel_button'),
),
),
'hidden' => array(
$prefix.'editor' => qa_html($editorname),
$prefix.'dosave' => '1',
),
);
// Show option to convert this answer to a comment, if appropriate
$commentonoptions=array();
$lastbeforeid=$question['postid']; // used to find last post created before this answer - this is default given
$lastbeforetime=$question['created'];
if ($question['commentable'])
$commentonoptions[$question['postid']]=
qa_lang_html('question/comment_on_q').qa_html(qa_shorten_string_line($question['title'], 80));
foreach ($answers as $otheranswer)
if (($otheranswer['postid']!=$answerid) && ($otheranswer['created']<$answer['created']) && $otheranswer['commentable'] && !$otheranswer['hidden']) {
$commentonoptions[$otheranswer['postid']]=
qa_lang_html('question/comment_on_a').qa_html(qa_shorten_string_line(qa_viewer_text($otheranswer['content'], $otheranswer['format']), 80));
if ($otheranswer['created']>$lastbeforetime) {
$lastbeforeid=$otheranswer['postid'];
$lastebeforetime=$otheranswer['created'];
}
}
if (count($commentonoptions)) {
$form['fields']['tocomment']=array(
'tags' => 'NAME="'.$prefix.'dotoc" ID="'.$prefix.'dotoc"',
'label' => '<SPAN ID="'.$prefix.'toshown">'.qa_lang_html('question/a_convert_to_c_on').'</SPAN>'.
'<SPAN ID="'.$prefix.'tohidden" STYLE="display:none;">'.qa_lang_html('question/a_convert_to_c').'</SPAN>',
'type' => 'checkbox',
'tight' => true,
);
$form['fields']['commenton']=array(
'tags' => 'NAME="'.$prefix.'commenton"',
'id' => $prefix.'commenton',
'type' => 'select',
'note' => qa_lang_html($hascomments ? 'question/a_convert_warn_cs' : 'question/a_convert_warn'),
'options' => $commentonoptions,
'value' => @$commentonoptions[$lastbeforeid],
);
qa_set_display_rules($qa_content, array(
$prefix.'commenton' => $prefix.'dotoc',
$prefix.'toshown' => $prefix.'dotoc',
$prefix.'tohidden' => '!'.$prefix.'dotoc',
));
}
// Show notification field if appropriate
if ($answer['isbyuser'])
qa_set_up_notify_fields($qa_content, $form['fields'], 'A', qa_get_logged_in_email(),
isset($in['notify']) ? $in['notify'] : !empty($answer['notify']),
isset($in['email']) ? $in['email'] : @$answer['notify'], @$errors['email'], $prefix);
return $form;
}
function qa_page_q_edit_a_submit($answer, $question, $answers, $commentsfollows, &$in, &$errors)
/*
Processes a POSTed form for editing an answer and returns the new type of the post if successful
*/
{
$answerid=$answer['postid'];
$prefix='a'.$answerid.'_';
$in=array(
'dotoc' => qa_post_text($prefix.'dotoc'),
'commenton' => qa_post_text($prefix.'commenton'),
);
if ($answer['isbyuser']) {
$in['notify']=qa_post_text($prefix.'notify') ? true : false;
$in['email']=qa_post_text($prefix.'email');
}
qa_get_post_content($prefix.'editor', $prefix.'content', $in['editor'], $in['content'], $in['format'], $in['text']);
$errors=array();
$filtermodules=qa_load_modules_with('filter', 'filter_answer');
foreach ($filtermodules as $filtermodule) {
$oldin=$in;
$filtermodule->filter_answer($in, $errors, $question, $answer);
qa_update_post_text($in, $oldin);
}
if (empty($errors)) {
$userid=qa_get_logged_in_userid();
$handle=qa_get_logged_in_handle();
$cookieid=qa_cookie_get();
$setnotify=$answer['isbyuser'] ? qa_combine_notify_email($answer['userid'], $in['notify'], $in['email']) : $answer['notify'];
if ($in['dotoc'] && (
(($in['commenton']==$question['postid']) && $question['commentable']) ||
(($in['commenton']!=$answerid) && @$answers[$in['commenton']]['commentable'])
)) { // convert to a comment
if (qa_limits_remaining($userid, QA_LIMIT_COMMENTS)) { // already checked 'permit_post_c'
qa_answer_to_comment($answer, $in['commenton'], $in['content'], $in['format'], $in['text'], $setnotify,
$userid, $handle, $cookieid, $question, $answers, $commentsfollows);
return 'C'; // to signify that redirect should be to the comment
} else
$errors['content']=qa_lang_html('question/comment_limit'); // not really best place for error, but it will do
} else {
qa_answer_set_content($answer, $in['content'], $in['format'], $in['text'], $setnotify, $userid, $handle, $cookieid, $question);
return 'A';
}
}
return null;
}
function qa_page_q_do_comment($question, $parent, $commentsfollows, $pagestart, $usecaptcha, &$cnewin, &$cnewerrors, &$formtype, &$formpostid, &$error)
/*
Processes a request to add a comment to $parent, with antecedent $question, checking for permissions errors
*/
{
$answer=($question['postid']==$parent['postid']) ? null : $parent;
$parentid=$parent['postid'];
switch (qa_user_permit_error('permit_post_c', QA_LIMIT_COMMENTS)) {
case 'login':
$error=qa_insert_login_links(qa_lang_html('question/comment_must_login'), qa_request());
break;
case 'confirm':
$error=qa_insert_login_links(qa_lang_html('question/comment_must_confirm'), qa_request());
break;
case 'limit':
$error=qa_lang_html('question/comment_limit');
break;
default:
$error=qa_lang_html('users/no_permission');
break;
case false:
if (qa_clicked('c'.$parentid.'_doadd')) {
$commentid=qa_page_q_add_c_submit($question, $parent, $commentsfollows, $usecaptcha, $cnewin[$parentid], $cnewerrors[$parentid]);
if (isset($commentid))
qa_page_q_refresh($pagestart, null, $parent['basetype'], $parentid);
else {
$formtype='c_add';
$formpostid=$parentid; // show form again
}
} else {
$formtype='c_add';
$formpostid=$parentid; // show form first time
}
break;
}
}
function qa_page_q_edit_c_form(&$qa_content, $id, $comment, $in, $errors)
/*
Returns a $qa_content form for editing a comment and sets up other parts of $qa_content accordingly
*/
{
$commentid=$comment['postid'];
$prefix='c'.$commentid.'_';
$content=isset($in['content']) ? $in['content'] : $comment['content'];
$format=isset($in['format']) ? $in['format'] : $comment['format'];
$editorname=isset($in['editor']) ? $in['editor'] : qa_opt('editor_for_cs');
$editor=qa_load_editor($content, $format, $editorname);
$form=array(
'tags' => 'METHOD="POST" ACTION="'.qa_self_html().'"',
'id' => $id,
'title' => qa_lang_html('question/edit_c_title'),
'style' => 'tall',
'fields' => array(
'content' => array_merge(
qa_editor_load_field($editor, $qa_content, $content, $format, $prefix.'content', 4, true),
array(
'error' => qa_html(@$errors['content']),
)
),
),
'buttons' => array(
'save' => array(
'tags' => 'onClick="qa_show_waiting_after(this, false); '.
(method_exists($editor, 'update_script') ? $editor->update_script($prefix.'content') : '').'"',
'label' => qa_lang_html('main/save_button'),
),
'cancel' => array(
'tags' => 'NAME="docancel"',
'label' => qa_lang_html('main/cancel_button'),
),
),
'hidden' => array(
$prefix.'editor' => qa_html($editorname),
$prefix.'dosave' => '1',
),
);
if ($comment['isbyuser'])
qa_set_up_notify_fields($qa_content, $form['fields'], 'C', qa_get_logged_in_email(),
isset($in['notify']) ? $in['notify'] : !empty($comment['notify']),
isset($in['email']) ? $in['email'] : @$comment['notify'], @$errors['email'], $prefix);
return $form;
}
function qa_page_q_edit_c_submit($comment, $question, $parent, &$in, &$errors)
/*
Processes a POSTed form for editing a comment and returns true if successful
*/
{
$commentid=$comment['postid'];
$prefix='c'.$commentid.'_';
$in=array();
if ($comment['isbyuser']) {
$in['notify']=qa_post_text($prefix.'notify') ? true : false;
$in['email']=qa_post_text($prefix.'email');
}
qa_get_post_content($prefix.'editor', $prefix.'content', $in['editor'], $in['content'], $in['format'], $in['text']);
$errors=array();
$filtermodules=qa_load_modules_with('filter', 'filter_comment');
foreach ($filtermodules as $filtermodule) {
$oldin=$in;
$filtermodule->filter_comment($in, $errors, $question, $parent, $comment);
qa_update_post_text($in, $oldin);
}
if (empty($errors)) {
$userid=qa_get_logged_in_userid();
$handle=qa_get_logged_in_handle();
$cookieid=qa_cookie_get();
qa_comment_set_content($comment, $in['content'], $in['format'], $in['text'],
$comment['isbyuser'] ? qa_combine_notify_email($comment['userid'], $in['notify'], $in['email']) : $comment['notify'],
$userid, $handle, $cookieid, $question, $parent);
return true;
}
return false;
}
/*
Omit PHP closing tag to help avoid accidental output
*/