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renderer.php
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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle 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 3 of the License, or
// (at your option) any later version.
//
// Moodle 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.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Workflow block libraries
*
* @package block_workflow
* @copyright 2011 Lancaster University Network Services Limited
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
/**
* block_workflow Renderer
*
* Class for rendering various block_workflow objects
*
* @package block
* @subpackage workflow
* @copyright 2011 Lancaster University Network Services Limited
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class block_workflow_renderer extends plugin_renderer_base {
/**
* Render the block for the specified state
*
* @param object $state The block_workflow_step_state to render for
* @return string The rendered content
*/
public function block_display(block_workflow_step_state $state, $ajax = false) {
global $USER;
$canmakechanges = block_workflow_can_make_changes($state);
$output = '';
// Create the title.
$output .= html_writer::tag('h3', get_string('activetasktitle', 'block_workflow'));
$output .= html_writer::tag('p', format_string($state->step()->name));
// Roles overview.
if ($roles = $state->step()->roles()) {
$context = $state->context();
$output .= html_writer::tag('h3', get_string('tobecompletedby', 'block_workflow'));
$who = '';
$whoelse = array();
// Got through the list.
foreach ($roles as $role) {
if (user_has_role_assignment($USER->id, $role->id, $context->id)) {
$who = get_string('youandanyother', 'block_workflow');
}
$whoelse[] = $role->localname;
}
if (empty($who)) {
// If the current user isn't in the list, make it 'Any ...'.
$who = get_string('any', 'block_workflow');
}
if (count($whoelse)) {
// If any roles are assigned, grab the last one and leave it to one side.
$lastrole = array_pop($whoelse);
if (count($whoelse) > 0) {
// If there are still other roles assigned, turn them into a list.
$who .= implode(', ', $whoelse);
$who .= get_string('youor', 'block_workflow') . $lastrole;
} else {
// Just add the last role.
$who .= $lastrole;
}
}
$output .= html_writer::tag('span', $who);
$output .= $this->get_popup_button($roles, $context);
$this->page->requires->yui_module('moodle-block_workflow-userinfo', 'M.block_workflow.userinfo.init');
}
// Instructions.
$output .= html_writer::tag('h3', get_string('instructions', 'block_workflow'));
$output .= html_writer::tag('div', $state->step()->format_instructions($state->context()));
// Comments.
$output .= html_writer::tag('h3', get_string('comments', 'block_workflow'));
$commentsblock = html_writer::start_tag('div', array('class' => 'block_workflow_comments'));
$commenttext = shorten_text(format_text($state->comment, $state->commentformat,
array('context' => $state->context())), BLOCK_WORKFLOW_MAX_COMMENT_LENGTH);
if ($commenttext) {
$commentsblock .= $commenttext;
} else {
$commentsblock .= get_string('nocomments', 'block_workflow');
}
$commentsblock .= html_writer::end_tag('div');
$output .= $commentsblock;
// To-do list overview.
if ($todos = $state->todos()) {
$output .= html_writer::tag('h3', get_string('todolisttitle', 'block_workflow'));
$list = html_writer::start_tag('ul', array('class' => 'block_workflow_todolist'));
foreach ($state->todos() as $todo) {
$list .= $this->block_display_todo_item($todo, $state->id, $canmakechanges);
}
$list .= html_writer::end_tag('ul');
$output .= $list;
}
if ($canmakechanges) {
// Edit comments.
$url = new moodle_url('/blocks/workflow/editcomment.php',
array('stateid' => $state->id));
$editbutton = new single_button($url, get_string('editcomments', 'block_workflow'), 'get');
$editbutton->class = 'singlebutton block_workflow_editcommentbutton';
$output .= html_writer::tag('div', $this->output->render($editbutton));
if (!$ajax) {
// Output the contents of the edit comment dialogue, hidden.
// Prepare editor.
$editor = new MoodleQuickForm_editor('comment_editor', get_string('commentlabel', 'block_workflow'),
array('id' => 'wkf-comment-editor'), block_workflow_editor_options());
$editor->setValue(array('text' => $state->comment));
$output .= '<div class="block-workflow-panel">
<form class="wkf-comments" action=".">
<div class="wfk-textarea">' .
html_writer::label(get_string('commentlabel', 'block_workflow'),
'wkf-comment-editor', false, array('class' => 'accesshide')) .
$editor->toHtml() . '
</div>
<div class="wfk-submit">
<input type="button" class="submitbutton" value="' . get_string('submit') . '" />
</div>
</form>
<div class="loading-lightbox hidden">' .
$this->pix_icon('i/loading', get_string('loading', 'admin'), 'moodle',
array('class' => 'loading-icon')) . '
</div>
</div>';
}
// Finish step.
$url = new moodle_url('/blocks/workflow/finishstep.php',
array('stateid' => $state->id));
$finishbutton = new single_button($url, get_string('finishstep', 'block_workflow'), 'get');
$finishbutton->class = 'singlebutton block_workflow_finishstepbutton';
$output .= html_writer::tag('div', $this->output->render($finishbutton));
}
$output .= $this->workflow_overview_button($state->contextid, $state->step()->workflowid);
return $output;
}
/**
* Display a button to go to the workflow overview.
* @param int $contextid the context to display the overiew for.
* @param int $workflowid the workflow to display the overiew for.
* @return string HTML of the button.
*/
public function workflow_overview_button($contextid, $workflowid) {
$url = new moodle_url('/blocks/workflow/overview.php', array(
'contextid' => $contextid, 'workflowid' => $workflowid));
$overviewbutton = new single_button($url,
get_string('workflowoverview', 'block_workflow'), 'get');
return html_writer::tag('div', $this->output->render($overviewbutton));
}
/**
* Render the given todo list item as a <li> element with appropriate links
*
* @param object $todo The todo stdClass to render
* @param integer $stateid The ID of the state to render for (used for links)
* @param boolean $editable Whether this user has permission to make changes to todolist items
* @return string The rendered list item
*/
public function block_display_todo_item($todo, $stateid, $editable) {
global $CFG;
$todoattribs = array();
// The contents of the list item.
$text = format_string($todo->task);
// Determine whether the task has been completed.
if ($todo->userid) {
$todoattribs['class'] = ' completed';
}
if ($editable) {
// Generate the URL and Link.
$returnurl = str_replace($CFG->wwwroot, '', $this->page->url->out(false));
$url = new moodle_url('/blocks/workflow/toggletaskdone.php',
array('sesskey' => sesskey(), 'stateid' => $stateid, 'todoid' => $todo->id, 'returnurl' => $returnurl));
$li = html_writer::tag('li', html_writer::link($url, $text,
array('class' => 'block-workflow-todotask', 'id' => 'block-workflow-todoid-' . $todo->id)),
$todoattribs);
} else {
$li = html_writer::tag('li', $text, $todoattribs);
}
// Return the generate list item.
return $li;
}
/**
* Render the content when there is no active workflow.
* @param $context database record containing the context data
* @param $addableworkflows array The list of available workflows
* @param $previous array A list of the previous workflows on this
* context
* @return string the HTML to output.
*/
public function block_display_no_more_steps($parentcontextid,
$canadd, array $addableworkflows, array $previous = null) {
$output = '';
if ($previous) {
$p = reset($previous);
$output .= html_writer::tag('p', get_string('nomorestepsleft', 'block_workflow'));
$output .= $this->workflow_overview_button($parentcontextid, $p->id);
}
if (!$canadd) {
return $output;
}
if (!$previous) {
// No workflow was previously assigned.
$output .= html_writer::tag('p', get_string('noworkflow', 'block_workflow'));
}
if ($addableworkflows) {
$url = new moodle_url('/blocks/workflow/addworkflow.php',
array('sesskey' => sesskey(), 'contextid' => $parentcontextid));
$addoptions = array();
foreach ($addableworkflows as $wf) {
$addoptions[$wf->id] = $wf->name;
}
$list = new single_select($url, 'workflow', $addoptions);
if ($previous) {
$list->set_label(get_string('addanotherworkflow', 'block_workflow'));
} else {
$list->set_label(get_string('addaworkflow', 'block_workflow'));
}
// And generate the output.
$output .= html_writer::tag('div', $this->output->render($list));
}
return $output;
}
/**
* Render the content to display when no more steps remain
*
* This is used by the ajax library so that users get feedback when finishing the final step
*
* @return string The text to render
*/
public function block_display_step_complete_confirmation() {
return html_writer::tag('p', get_string('stepfinishconfirmation', 'block_workflow'));
}
/**
* Display the interface to manage workflows
*
* @param array $workflows The list of workflows to display
* @param array $emails The list of email templates to display
* @return string The text to render
*/
public function manage_workflows(array $workflows, array $emails) {
$output = '';
// The manage workflows section.
$output .= $this->output->heading(get_string('manageworkflows', 'block_workflow'));
$output .= html_writer::tag('p', get_string('managedescription', 'block_workflow'));
$output .= $this->list_workflows($workflows);
// The manage workflows section.
$output .= $this->output->heading(get_string('manageemails', 'block_workflow'));
$output .= html_writer::tag('p', get_string('emaildescription', 'block_workflow'));
$output .= $this->list_emails($emails);
return $output;
}
/**
* The workflow list table
*
* Called by manage_workflows
* @param array $workflows The list of workflows to display
* @return string The text to render
*/
protected function list_workflows($workflows) {
$output = '';
// Display the current workflows.
$table = new html_table();
$table->attributes['class'] = '';
$table->head = array();
$table->colclasses = array();
$table->data = array();
$table->head[] = get_string('shortname', 'block_workflow');
$table->head[] = get_string('name', 'block_workflow');
$table->head[] = get_string('appliesto', 'block_workflow');
$table->head[] = '';
// Check whether each workflow is deletable.
foreach ($workflows as $workflow) {
$workflow->is_deletable = block_workflow_workflow::is_workflow_deletable($workflow->id);
$table->data[] = $this->workflow_row($workflow);
}
// Create a new workflow.
$emptycell = new html_table_cell();
$emptycell->colspan = 3;
$actions = array();
$add = html_writer::empty_tag('img', array('src' => $this->output->image_url('t/add'),
'class' => 'iconsmall',
'title' => get_string('createworkflow', 'block_workflow'),
'alt' => get_string('createworkflow', 'block_workflow')
));
$url = new moodle_url('/blocks/workflow/editsettings.php');
$actions[] = html_writer::link($url, $add);
$add = html_writer::empty_tag('img', array('src' => $this->output->image_url('t/restore'),
'class' => 'iconsmall',
'title' => get_string('importworkflow', 'block_workflow'),
'alt' => get_string('importworkflow', 'block_workflow')
));
$url = new moodle_url('/blocks/workflow/import.php');
$actions[] = html_writer::link($url, $add);
$addimportcell = new html_table_cell(implode(' ', $actions));
$addimportcell->attributes['class'] = 'mdl-align';
$row = new html_table_row(array($emptycell, $addimportcell));
$table->data[] = $row;
$output .= html_writer::table($table);
return $output;
}
/**
* The workflow list row
*
* Called by list_workflows
* @param object $workflow The workflow to display
* @return string The text to render
*/
protected function workflow_row(stdClass $workflow) {
$row = new html_table_row();
$row->attributes['class'] = 'workflow';
if ($workflow->obsolete != BLOCK_WORKFLOW_ENABLED) {
$row->attributes['class'] .= ' dimmed_text';
}
// Shortname.
$cell = new html_table_cell(s($workflow->shortname));
$row->cells[] = $cell;
// Workflow name.
$cell = new html_table_cell(format_string($workflow->name));
$row->cells[] = $cell;
// Applies to.
$cell = new html_table_cell(block_workflow_appliesto($workflow->appliesto));
$row->cells[] = $cell;
// View/Edit steps.
$url = new moodle_url('/blocks/workflow/editsteps.php', array('workflowid' => $workflow->id));
$actions[] = html_writer::link($url, html_writer::empty_tag('img', array(
'src' => $this->output->image_url('t/edit'),
'class' => 'iconsmall',
'title' => get_string('vieweditworkflow', 'block_workflow'),
'alt' => get_string('vieweditworkflow', 'block_workflow')
)));
// Export workflow.
$url = new moodle_url('/blocks/workflow/export.php', array('sesskey' => sesskey(), 'workflowid' => $workflow->id));
$actions[] = html_writer::link($url, html_writer::empty_tag('img', array(
'src' => $this->output->image_url('t/backup'),
'class' => 'iconsmall',
'title' => get_string('exportworkflow', 'block_workflow'),
'alt' => get_string('exportworkflow', 'block_workflow')
)));
// Clone workflow.
$url = new moodle_url('/blocks/workflow/clone.php', array('workflowid' => $workflow->id));
$actions[] = html_writer::link($url, html_writer::empty_tag('img', array(
'src' => $this->output->image_url('t/copy'),
'class' => 'iconsmall',
'title' => get_string('cloneworkflow', 'block_workflow'),
'alt' => get_string('cloneworkflow', 'block_workflow')
)));
// Disable/Enable workflow.
$cell = new html_table_cell();
if ($workflow->obsolete == BLOCK_WORKFLOW_ENABLED) {
$url = new moodle_url('/blocks/workflow/toggleworkflowobsolete.php',
array('sesskey' => sesskey(), 'workflowid' => $workflow->id));
$actions[] = html_writer::link($url, html_writer::empty_tag('img', array(
'src' => $this->output->image_url('t/hide'),
'class' => 'iconsmall',
'title' => get_string('disableworkflow', 'block_workflow'),
'alt' => get_string('disableworkflow', 'block_workflow')
)));
} else {
$url = new moodle_url('/blocks/workflow/toggleworkflowobsolete.php',
array('sesskey' => sesskey(), 'workflowid' => $workflow->id));
$actions[] = html_writer::link($url, html_writer::empty_tag('img', array(
'src' => $this->output->image_url('t/show'),
'class' => 'iconsmall',
'title' => get_string('enableworkflow', 'block_workflow'),
'alt' => get_string('enableworkflow', 'block_workflow')
)));
}
// Remove workflow.
if ($workflow->is_deletable) {
$url = new moodle_url('/blocks/workflow/delete.php', array('workflowid' => $workflow->id));
$actions[] = html_writer::link($url, html_writer::empty_tag('img', array(
'src' => $this->output->image_url('t/delete'),
'class' => 'iconsmall',
'title' => get_string('removeworkflow', 'block_workflow'),
'alt' => get_string('removeworkflow', 'block_workflow')
)));
} else {
$a = block_workflow_workflow::in_use_by($workflow->id);
$actions[] = html_writer::empty_tag('img', array(
'src' => $this->output->image_url('t/delete'),
'class' => 'iconsmall',
'title' => get_string('cannotdeleteworkflowinuseby', 'block_workflow', $a),
'alt' => get_string('removeworkflow', 'block_workflow')
));
}
$cell = new html_table_cell(implode(' ', $actions));
$row->cells[] = $cell;
return $row;
}
/**
* The email list table
*
* Called by manage_workflows
* @param array $emails The list of email templates to display
* @return string The text to render
*/
protected function list_emails(array $emails) {
$output = '';
// Table setup.
$table = $this->setup_table();
$table->attributes['class'] = '';
$table->head[] = get_string('shortname', 'block_workflow');
$table->head[] = get_string('emailsubject', 'block_workflow');
$table->head[] = '';
// Add the individual emails.
foreach ($emails as $email) {
$table->data[] = $this->email_row($email);
}
// Create a new email.
$emptycell = new html_table_cell();
$emptycell->colspan = 2;
$add = html_writer::empty_tag('img', array('src' => $this->output->image_url('t/add'),
'class' => 'iconsmall',
'title' => get_string('addemail', 'block_workflow'),
'alt' => get_string('addemail', 'block_workflow')
));
$url = new moodle_url('/blocks/workflow/editemail.php');
$addnewcell = new html_table_cell(html_writer::link($url, $add));
$addnewcell->attributes['class'] = 'mdl-align';
$row = new html_table_row(array($emptycell, $addnewcell));
$table->data[] = $row;
$output .= html_writer::table($table);
return $output;
}
/**
* The e-mail template list row
*
* Called by list_emails
* @param object $email The e-mail template to display
* @return string The text to render
*/
protected function email_row(stdClass $email) {
$row = new html_table_row();
$row->attributes['class'] = 'email';
// Shortname.
$cell = new html_table_cell(s($email->shortname));
$row->cells[] = $cell;
// Subject.
$cell = new html_table_cell(format_string($email->subject));
$row->cells[] = $cell;
// View/Edit steps.
$url = new moodle_url('/blocks/workflow/editemail.php', array('emailid' => $email->id));
$actions[] = html_writer::link($url, html_writer::empty_tag('img', array(
'src' => $this->output->image_url('t/edit'),
'class' => 'iconsmall',
'title' => get_string('vieweditemail', 'block_workflow'),
'alt' => get_string('vieweditemail', 'block_workflow'),
)));
// Remove email.
if ($email->activecount || $email->completecount) {
$actions[] = html_writer::empty_tag('img', array(
'src' => $this->output->image_url('t/delete'),
'class' => 'iconsmall',
'title' => get_string('cannotremoveemailinuse', 'block_workflow'),
'alt' => get_string('deleteemail', 'block_workflow'),
));
} else {
$url = new moodle_url('/blocks/workflow/deleteemail.php', array('emailid' => $email->id));
$actions[] = html_writer::link($url, html_writer::empty_tag('img', array(
'src' => $this->output->image_url('t/delete'),
'class' => 'iconsmall',
'title' => get_string('deleteemail', 'block_workflow'),
'alt' => get_string('deleteemail', 'block_workflow'),
)));
}
// Add the steps.
$cell = new html_table_cell(implode(' ', $actions));
$row->cells[] = $cell;
return $row;
}
/**
* Render a list of steps
*
* Used in editsteps.php
*
* @param object $workflow The workflow to display
* @return string The text to render
*/
public function list_steps($workflow) {
$output = '';
// List of steps.
$output .= $this->output->heading(get_string('workflowsteps', 'block_workflow'));
// Set up the table and it's headers.
$table = $this->setup_table();
$table->attributes['class'] = '';
$table->head[] = get_string('stepno', 'block_workflow');
$table->head[] = get_string('stepname', 'block_workflow');
$table->head[] = get_string('doerstitle', 'block_workflow');
$table->head[] = get_string('stepinstructions', 'block_workflow');
$table->head[] = get_string('finish', 'block_workflow');
$table->head[] = '';
// Retrieve a list of steps etc.
$steps = $workflow->steps();
$info = new stdClass();
$info->stepcount = count($steps);
$info->workflowid = $workflow->id;
$info->appliesto = $workflow->appliesto;
// The image to add a new step.
$add = html_writer::empty_tag('img', array('src' => $this->output->image_url('t/add'),
'class' => 'iconsmall',
'title' => get_string('addstep', 'block_workflow'),
'alt' => get_string('addstep', 'block_workflow')
));
// Add a step to the beginning.
$addempty = new html_table_cell();
$addempty->colspan = 5;
$addcell = new html_table_cell(html_writer::link(new moodle_url('/blocks/workflow/editstep.php',
array('workflowid' => $workflow->id, 'beforeafter' => -1)), $add));
$addcell->attributes['class'] = 'mdl-align';
$addrow = new html_table_row(array($addempty, $addcell));
$table->data[] = $addrow;
// Process the other steps.
while ($step = array_shift($steps)) {
if (count($steps) == 0) {
$step->finalstep = true;
}
$table->data[] = $this->workflow_step($step, $info);
}
// Add option to add a new step.
$infocell = new html_table_cell($this->atendgobackto($workflow));
$infocell->colspan = 5;
$infocell->attributes['class'] = 'mdl-align';
$url = new moodle_url('/blocks/workflow/editstep.php', array('workflowid' => $workflow->id));
$addnewcell = new html_table_cell(html_writer::link($url, $add));
$addnewcell->attributes['class'] = 'mdl-align';
$row = new html_table_row(array($infocell, $addnewcell));
$table->data[] = $row;
// Display the table.
$output .= html_writer::table($table);
return $output;
}
protected function workflow_step($step, $info) {
$row = new html_table_row();
// Step number.
$cell = new html_table_cell($step->stepno);
$cell->attributes['class'] = 'mdl-align';
$row->cells[] = $cell;
// Name.
$cell = new html_table_cell(format_string($step->name));
$row->cells[] = $cell;
// Roles reponsible for this step.
$cell = new html_table_cell($this->workflow_step_doers($step));
$row->cells[] = $cell;
// Instructions.
$cell = new html_table_cell(format_text($step->instructions, $step->instructionsformat));
$row->cells[] = $cell;
// Automatically finish.
$cell = new html_table_cell($this->workflow_step_auto_finish($step, $info->appliesto));
$row->cells[] = $cell;
// Modification.
$actions = array();
$url = new moodle_url('/blocks/workflow/editstep.php', array('stepid' => $step->id));
$actions[] = html_writer::link($url, html_writer::empty_tag('img', array('src' => $this->output->image_url('t/edit'),
'class' => 'iconsmall',
'title' => get_string('editstep', 'block_workflow'),
'alt' => get_string('editstep', 'block_workflow')
)));
// Add step after this one.
$url = new moodle_url('/blocks/workflow/editstep.php',
array('workflowid' => $info->workflowid, 'beforeafter' => $step->stepno));
$actions[] = html_writer::link($url, html_writer::empty_tag('img', array(
'src' => $this->output->image_url('t/add'),
'class' => 'iconsmall',
'title' => get_string('addstepafter', 'block_workflow'),
'alt' => get_string('addstepafter', 'block_workflow')
)));
// Can't be removed if this is the only step or in use.
if ($info->stepcount != 1 && !block_workflow_step::is_step_in_use($step->id)) {
$url = new moodle_url('/blocks/workflow/deletestep.php', array('stepid' => $step->id));
$actions[] = html_writer::link($url, html_writer::empty_tag('img', array(
'src' => $this->output->image_url('t/delete'),
'class' => 'iconsmall',
'title' => get_string('removestep', 'block_workflow'),
'alt' => get_string('removestep', 'block_workflow')
)));
}
// Move up if this is not the first step.
if ($step->stepno != 1) {
$url = new moodle_url('/blocks/workflow/movestep.php',
array('sesskey' => sesskey(), 'id' => $step->id, 'direction' => 'up'));
$actions[] = html_writer::link($url, html_writer::empty_tag('img', array(
'src' => $this->output->image_url('t/up'),
'class' => 'iconsmall',
'title' => get_string('moveup', 'block_workflow'),
'alt' => get_string('moveup', 'block_workflow')
)));
}
// Move down if this is not the final step.
if (!isset($step->finalstep)) {
$url = new moodle_url('/blocks/workflow/movestep.php',
array('sesskey' => sesskey(), 'id' => $step->id, 'direction' => 'down'));
$actions[] = html_writer::link($url, html_writer::empty_tag('img', array(
'src' => $this->output->image_url('t/down'),
'class' => 'iconsmall',
'title' => get_string('movedown', 'block_workflow'),
'alt' => get_string('movedown', 'block_workflow')
)));
}
$cell = new html_table_cell(implode(' ', $actions));
$row->cells[] = $cell;
return $row;
}
/**
* Return a sting that indicates whether a given step is set to be finish automatically
* @param object $stepdata raw data about the step, loaded from the DB.
* @return string textual description of the settings.
*/
protected function workflow_step_auto_finish($step, $appliesto) {
// Do not finish this step automatically.
if (!$step->autofinish || $step->autofinish == 'donotautomaticallyfinish') {
return get_string('donotautomaticallyfinish', 'block_workflow');
}
list($options, $days) = block_workflow_step::get_autofinish_options($appliesto);
if ($step->autofinishoffset > 0) {
// Days after certain condition.
$days = $step->autofinishoffset / (24 * 60 * 60);
if ($days == 1) {
$daysstring = get_string('dayafter', 'block_workflow', $days);
} else {
$daysstring = get_string('daysafter', 'block_workflow', $days);
}
} else if ($step->autofinishoffset < 0) {
// Days before certain condition.
$days = abs($step->autofinishoffset) / (24 * 60 * 60);
if ($days == 1) {
$daysstring = get_string('daybefore', 'block_workflow', $days);
} else {
$daysstring = get_string('daysbefore', 'block_workflow', $days);
}
} else {
// Same day as certain condition.
$daysstring = get_string('dayas', 'block_workflow');
}
list($table, $field) = explode(';', $step->autofinish);
$key = $table . ';' . $field;
if (array_key_exists($key, $options)) {
return $daysstring . ' ' . $options[$key];
}
return '';
}
/**
* Get all roles that are doers of a given step
* @param object $stepdata raw data about the step, loaded from the DB.
* @return string comma-separated list of role names.
*/
protected function workflow_step_doers($stepdata) {
$step = block_workflow_step::make($stepdata);
$doernames = array();
foreach ($step->roles() as $doer) {
$doernames[] = $doer->localname;
}
return implode(', ', $doernames);
}
protected function workflow_information($workflow) {
$output = '';
// Header and general information.
$output .= $this->output->heading(get_string('workflowinformation', 'block_workflow'), 3, 'title header');
$table = $this->setup_table();
// Workflow name and shortname.
$row = new html_table_row(array(get_string('name', 'block_workflow')));
$cell = new html_table_cell();
$data = array('name' => format_string($workflow->name), 'shortname' => s($workflow->shortname));
$cell->text = get_string('nameshortname', 'block_workflow', $data);
$row->cells[] = $cell;
$table->data[] = $row;
// Description.
$row = new html_table_row(array(get_string('description', 'block_workflow')));
$cell = new html_table_cell();
$cell->text = format_text($workflow->description, $workflow->descriptionformat);
$row->cells[] = $cell;
$table->data[] = $row;
// What contexts does this block apply to.
$row = new html_table_row(array(get_string('appliesto', 'block_workflow')));
$cell = new html_table_cell();
$cell->text = $workflow->appliesto;
$row->cells[] = $cell;
$table->data[] = $row;
// Status information.
$row = new html_table_row(array(get_string('status', 'block_workflow')));
$cell = new html_table_cell();
if ($workflow->obsolete == BLOCK_WORKFLOW_OBSOLETE) {
$cell->text = get_string('obsoleteworkflow', 'block_workflow');
} else {
$cell->text = get_string('enabledworkflow', 'block_workflow');
}
$row->cells[] = $cell;
$table->data[] = $row;
// Other info.
$row = new html_table_row(array(get_string('inuseby', 'block_workflow')));
$cell = new html_table_cell('This workflow is active in x contexts');
$row->cells[] = $cell;
$table->data[] = $row;
$output .= html_writer::table($table);
return $output;
}
/**
* Display the specified workflow settings and include links to edit these settings
*
* @param object $workflow The workflow to display
* @return object The renderer to display
*/
public function display_workflow($workflow) {
$output = '';
// Start the box.
$output .= $this->output->heading(get_string('workflowsettings', 'block_workflow'));
// Setup the table.
$table = $this->setup_table();
$table->attributes['class'] = '';
// Shortname.
$row = new html_table_row(array(
get_string('shortname', 'block_workflow'),
s($workflow->shortname),
));
$table->data[] = $row;
// Name.
$row = new html_table_row(array(
get_string('name', 'block_workflow'),
format_string($workflow->name),
));
$table->data[] = $row;
// Description.
$row = new html_table_row(array(
get_string('description', 'block_workflow'),
format_text($workflow->description, $workflow->descriptionformat),
));
$table->data[] = $row;
// Applies to.
$row = new html_table_row(array(
get_string('thisworkflowappliesto', 'block_workflow'),
block_workflow_appliesto($workflow->appliesto),
));
$table->data[] = $row;
// Current status.
$togglelink = new moodle_url('/blocks/workflow/toggleworkflowobsolete.php',
array('workflowid' => $workflow->id, 'returnto' => 'editsteps', 'sesskey' => sesskey()));
if ($workflow->obsolete) {
$status = get_string('workflowobsolete', 'block_workflow', $togglelink->out());
} else {
$status = get_string('workflowactive', 'block_workflow', $togglelink->out());
}
// Count the times the workflow is actively in use.
if ($count = block_workflow_workflow::in_use_by($workflow->id, true)) {
$status .= get_string('inuseby', 'block_workflow', $count);
} else {
$status .= get_string('notcurrentlyinuse', 'block_workflow');
}
$row = new html_table_row(array(
get_string('workflowstatus', 'block_workflow'),
$status
));
$table->data[] = $row;
// Workflow actions.
$row = new html_table_row();
$cell = new html_table_cell();
$cell->colspan = 2;
$cell->attributes['class'] = 'mdl-align';
$actions = array();
// Edit the workflow.
$url = new moodle_url('/blocks/workflow/editsettings.php', array('workflowid' => $workflow->id));
$actions[] = html_writer::link($url, get_string('edit', 'block_workflow'));
// Clone the workflow.
$url = new moodle_url('/blocks/workflow/clone.php', array('workflowid' => $workflow->id));
$actions[] = html_writer::link($url, get_string('clone', 'block_workflow'));
// Export the workflow.
$url = new moodle_url('/blocks/workflow/export.php', array('sesskey' => sesskey(), 'workflowid' => $workflow->id));
$actions[] = html_writer::link($url, get_string('export', 'block_workflow'));
if (block_workflow_workflow::is_workflow_deletable($workflow->id)) {
// Delete the workflow.
$url = new moodle_url('/blocks/workflow/delete.php', array('workflowid' => $workflow->id));
$actions[] = html_writer::link($url, get_string('delete', 'block_workflow'));
}
$cell->text = implode(', ', $actions);
$row->cells[] = $cell;
$table->data[] = $row;
// Display the table.
$output .= html_writer::table($table);
return $output;
}
public function step_todolist($todos, $step) {
$output = '';
// Title area.
$output .= $this->output->heading(get_string('todotitle', 'block_workflow'), 3, 'title header');
// The to-do list.
$table = $this->setup_table();
$table->head[] = get_string('todotask', 'block_workflow');
$table->head[] = '';
foreach ($todos as $todo) {
$todo->isremovable = true;
$table->data[] = $this->step_todolist_item($todo);
}
// Add option to add a new task.
$emptycell = new html_table_cell();
$add = html_writer::empty_tag('img', array('src' => $this->output->image_url('t/add'),
'class' => 'iconsmall',
'title' => get_string('addtask', 'block_workflow'),
'alt' => get_string('addtask', 'block_workflow')
));
$url = new moodle_url('/blocks/workflow/edittask.php', array('stepid' => $step->id));
$addnewcell = new html_table_cell(html_writer::link($url, $add));
$row = new html_table_row(array($emptycell, $addnewcell));
$table->data[] = $row;
// Display the table.
$output .= html_writer::table($table);
return $output;
}
protected function step_todolist_item(stdClass $task) {
$row = new html_table_row();
$name = new html_table_cell(format_string($task->task));
$actions = array();
$url = new moodle_url('/blocks/workflow/edittask.php', array('id' => $task->id));
$actions[] = html_writer::link($url, html_writer::empty_tag('img', array('src' => $this->output->image_url('t/edit'),
'class' => 'iconsmall',
'title' => get_string('edittask', 'block_workflow'),
'alt' => get_string('edittask', 'block_workflow')
)));
// Obsolete task.
$url = new moodle_url('/blocks/workflow/toggletaskobsolete.php', array('sesskey' => sesskey(), 'taskid' => $task->id));
if ($task->obsolete == BLOCK_WORKFLOW_ENABLED) {
$actions[] = html_writer::link($url, html_writer::empty_tag('img', array('src' => $this->output->image_url('t/hide'),
'class' => 'iconsmall',
'title' => get_string('hidetask', 'block_workflow'),
'alt' => get_string('hidetask', 'block_workflow')
)));
} else {
$actions[] = html_writer::link($url, html_writer::empty_tag('img', array('src' => $this->output->image_url('t/show'),
'class' => 'iconsmall',
'title' => get_string('showtask', 'block_workflow'),
'alt' => get_string('showtask', 'block_workflow')
)));
}
// Delete task.
if ($task->isremovable) {
$url = new moodle_url('/blocks/workflow/deletetask.php', array('id' => $task->id));
$actions[] = html_writer::link($url,
html_writer::empty_tag('img', array('src' => $this->output->image_url('t/delete'),
'class' => 'iconsmall',
'title' => get_string('removetask', 'block_workflow'),
'alt' => get_string('removetask', 'block_workflow')
)));
}
$actions = new html_table_cell(implode(' ', $actions));
// Put it all together into a row and return the data.
$row = new html_table_row(array($name, $actions));
return $row;
}
public function step_doers($roles, $doers, $stepid) {
$output = '';
// Title area.