praiadeseselle/wire/modules/Process/ProcessRole/ProcessRole.module

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2022-03-08 15:55:41 +01:00
<?php namespace ProcessWire;
/**
* ProcessWire Role Process
*
* For more details about how Process modules work, please see:
* /wire/core/Process.php
*
* ProcessWire 3.x, Copyright 2018 by Ryan Cramer
* https://processwire.com
*
*/
class ProcessRole extends ProcessPageType {
static public function getModuleInfo() {
return array(
'title' => __('Roles', __FILE__), // getModuleInfo title
'version' => 104,
'summary' => __('Manage user roles and what permissions are attached', __FILE__), // getModuleInfo summary
'permanent' => true,
'permission' => 'role-admin', // add this permission if you want this Process available for roles other than Superuser
'icon' => 'gears',
'useNavJSON' => true,
);
}
/**
* Array of [ 'icon-name' => 'icon markup' ]
*
* @var array
*
*/
protected $icons = array();
/**
* Array of [ 'permission-name' => 'Additional notes for permission' ]
*
* @var array
*
*/
protected $templatePermissionNotes = array();
/**
* Array of [ 'permission-name' => 'Description of permission' ]
*
* @var array
*
*/
protected $templatePermissionDescriptions = array();
/**
* Role object for guest role
*
* @var Role
*
*/
protected $guestRole;
/**
* Init and attach hooks
*
*/
public function init() {
parent::init();
$this->wire('modules')->get('JqueryUI')->use('vex');
$this->guestRole = $this->wire('roles')->get($this->wire('config')->guestUserRolePageID);
$this->addHookBefore('InputfieldForm::render', $this, 'hookFormRender');
$this->addHookBefore('ProcessPageEdit::processInput', $this, 'hookProcessInput');
$this->icons = array(
'edit' => wireIconMarkup('certificate', 'fw'),
'page' => wireIconMarkup('gear', 'fw'),
'info' => wireIconMarkup('info-circle', 'fw'),
'add' => wireIconMarkup('plus-circle', 'fw'),
'revoke' => wireIconMarkup('minus-circle', 'fw'),
'help' => wireIconMarkup('question-circle'),
);
$this->templatePermissionDescriptions = array(
'page-view' => $this->_('Which types of pages may this role view?'),
'page-edit' => $this->_('Which types of pages may this role edit?'),
'page-add' => $this->_('Which types of pages may this role add children to?'),
'page-create' => $this->_('Which types of pages may this role create?'),
'default-add' => $this->_('If you want to add {permission} only to specific templates, check the boxes below for the templates you want to add it to, and leave the {permission} permission unchecked.'),
'default-revoke' => $this->_('The {permission} permission is checked, making it apply to all templates that are editable to the role. To revoke {permission} permission from specific templates, check the boxes below. To add this permission to only specific templates, un-check the {permission} permission first.'),
);
$pageEditRequired = $this->_('Note that role must also have page-edit permission for any checked templates above.');
$this->templatePermissionNotes = array(
'default' => $this->_('Most permissions that can be assigned by template also require that the user have page-edit permission to the template. If a template you need is not listed, you must enable access control for it first (see “Access” tab when editing a template).'),
'page-create' => $pageEditRequired,
'page-publish' => $pageEditRequired,
'page-add' => $this->_('Unlike most other permissions, page-edit permission to a template is not a pre-requisite for this permission.'),
'page-edit' => $this->_('Templates with an asterisk (*) are configured for edit-related permissions to also inherit to children and through the page tree, unless/until overridden by a page using a different access controlled template.'),
'page-view' => $this->_('This permission is also inherited to children and through the page tree, unless/until overridden by a page using a different access controlled template.'),
);
}
/**
* Hook ProcessPageEdit::processInput to save permission options
*
* @param HookEvent $event
*
*/
public function hookProcessInput(HookEvent $event) {
static $n = 0;
if(!$n && $event->wire('input')->post('_pw_page_name')) {
$this->savePermissionOptions();
$n++;
}
}
/**
* Hook before InputfieldForm::render to manipulate output of permissions field
*
* @param HookEvent $event
*
*/
public function hookFormRender(HookEvent $event) {
/** @var Inputfieldform $form */
$form = $event->object;
/** @var InputfieldPage $f */
$f = $form->getChildByName('permissions');
if(!$f) return;
if($this->getPage()->id == $this->wire('config')->superUserRolePageID) {
$f->wrapAttr('style', 'display:none');
$fn = $form->getChildByName('_pw_page_name');
if($fn) $fn->notes = $this->_('Note: superuser role always has all permissions, so permissions field is not shown.');
}
$f->entityEncodeText = false;
$f->addClass('global-permission');
$f->label = $this->_('Permissions');
$f->description = $f->entityEncode(
sprintf(
$this->_('For detailed descriptions of these permissions, please see the [permissions reference](%s).'), // Permissions documentation info
'https://processwire.com/api/user-access/permissions/'
), true
);
$f = $f->getInputfield();
/** @var InputfieldCheckboxes $f */
$f->table = true;
$f->thead = $this->_('name|description| '); // Table head with each column title separated by a pipe "|"
$value = $f->attr('value');
$options = $f->getOptions();
$pageViewID = 0;
foreach($options as $name => $label) $f->removeOption($name);
// establish root permission containers
foreach($this->wire('permissions') as $permission) {
if($permission->getParentPermission()->id) continue;
$permissions[$permission->name] = array();
if($permission->name == 'page-view') $pageViewID = $permission->id;
if($permission->name == 'page-edit') {
$permissions[$permission->name]['page-add'] = array();
$permissions[$permission->name]['page-create'] = array();
}
}
ksort($permissions);
$pageView = $permissions['page-view'];
$pageEdit = $permissions['page-edit'];
$permissions = array_merge(array('page-view' => $pageView, 'page-edit' => $pageEdit), $permissions);
foreach($this->wire('permissions') as $permission) {
/** @var Permission $permission */
/** @var Permission $parent */
$parent = $permission->getParentPermission();
if(!$parent->id) continue;
if(isset($permissions[$parent->name])) {
$permissions[$parent->name][$permission->name] = array();
} else {
$grandparent = $parent->getParentPermission();
if($grandparent->id) {
if(!isset($permissions[$grandparent->name][$parent->name])) {
$permissions[$grandparent->name][$parent->name] = array();
}
$permissions[$grandparent->name][$parent->name][$permission->name] = array();
} else {
// this should not be able to occur, but here as a fallback just in case
$permissions[$parent->name][$permission->name] = array();
}
}
}
if(!in_array($pageViewID, $value)) $value[] = $pageViewID; // required
$this->addPermissionOptions($permissions, $f, 0, $value);
$f->attr('value', $value);
}
/**
* Add permission options to checkboxes Inputfield
*
* @param array $permissions
* @param Inputfield $f
* @param int $level
* @param $inputfieldValue
*
*/
protected function addPermissionOptions(array $permissions, Inputfield $f, $level, &$inputfieldValue) {
/** @var InputfieldCheckboxes $f */
/** @var Role $role */
$role = $this->getPage();
foreach($permissions as $name => $children) {
$alert = '';
$confirm = '';
$addedTemplates = array();
$revokedTemplates = array();
$disabled = false;
$checked = false;
$appliesAllEditable = false;
$templateCheckboxes = array();
$pageEditTemplates = array();
if($name == 'page-add' || $name == 'page-create') {
$parent = $this->wire('permissions')->get('page-edit');
$rootParent = $parent;
$permission = new Permission();
$permission->set('name', $name);
if($name == 'page-add') {
$title = $this->_('Add children to pages using template');
} else {
$title = $this->_('Create pages using template');
}
$alert = $this->_('This permission can only be assigned by template.');
} else {
$permission = $this->wire('permissions')->get($name);
if(!$permission->id) continue;
$title = str_replace('|', ' ', $this->wire('sanitizer')->entities($permission->getUnformatted('title')));
$parent = $permission->getParentPermission();
$rootParent = $permission->getRootParentPermission();
$checked = in_array($permission->id, $inputfieldValue);
}
$title = "<span class='permission-title'>$title</span>";
if($name == 'page-view') {
$title .= $this->renderDetail($this->_('(required)'));
$alert = $this->_('This permission is required for all roles.');
} else if($name == 'page-edit') {
}
if(($parent->name == 'page-edit' || $rootParent->name == 'page-edit') && strpos($name, 'page-') === 0) {
if($name == 'page-add' || $name == 'page-create') {
// $title = $title;
} else {
$appliesAllEditable = true;
$title .= $this->renderDetail('(' . $this->_('applies to all editable templates') . ')', 'permission-all-templates');
}
}
foreach($this->wire('templates') as $template) {
/** @var Template $template */
if(!$template->useRoles) continue;
$rolesPermissions = $template->rolesPermissions;
$templateEditURL = "../../../setup/template/edit?id=$template->id#tab_access";
$templateEditLink = $this->renderLink($templateEditURL, $this->icons['add'] . $template->name, array(
'class' => 'tooltip',
'target' => '_blank',
'title' => '{tooltip}',
));
if($name == 'page-edit') {
if(in_array($role->id, $template->editRoles)) {
$addedTemplates[$template->name] = $templateEditLink;
$pageEditTemplates[$template->name] = $template;
}
} else if($name == 'page-create') {
if(in_array($role->id, $template->createRoles)) {
$checked = true;
$addedTemplates[$template->name] = $templateEditLink;
}
} else if($name == 'page-add') {
if(in_array($role->id, $template->addRoles)) {
$checked = true;
$addedTemplates[$template->name] = $templateEditLink;
}
} else if($name == 'page-view') {
if($template->hasRole($role)) {
$checked = true;
$addedTemplates[$template->name] = $templateEditLink;
}
} else if(isset($rolesPermissions[$role->id])) {
// custom added or revoked permission
if(in_array($permission->id, $rolesPermissions[$role->id])) {
$addedTemplates[$template->name] = $templateEditLink;
} else if(in_array($permission->id * -1, $rolesPermissions[$role->id])) {
$revokedTemplates[$template->name] = str_replace($this->icons['add'], $this->icons['revoke'], $templateEditLink);
}
}
// if a system template, then do nothing further
if($template->flags & Template::flagSystem) continue;
if(isset($this->templatePermissionDescriptions[$name]) || $appliesAllEditable) {
// base permission: page-view, page-edit, page-create, page-add
$checked = isset($addedTemplates[$template->name]);
$templateCheckboxes[] = $this->renderTemplatePermissionCheckbox($template, $permission, $checked);
}
} // foreach(templates)
if(count($addedTemplates) || count($revokedTemplates)) {
// permission was added or revoked from specific templates
/*
foreach($addedTemplates as $templateName => $link) {
$tooltip = sprintf($this->_('%1$s added by template %2$s, click to edit'), $name, $templateName);
$addedTemplates[$templateName] = str_replace('{tooltip}', $tooltip, $link);
}
foreach($revokedTemplates as $templateName => $link) {
$tooltip = sprintf($this->_('%1$s revoked by template %2$s, click to edit'), $name, $templateName);
$revokedTemplates[$templateName] = str_replace('{tooltip}', $tooltip, $link);
}
*/
if($name != 'page-edit' && $permission->id) {
if(!in_array($permission->id, $inputfieldValue)) {
$confirm = $this->_('Checking this box adds the permission for all editable templates, but this permission is already being applied separately by one or more templates. To keep things tidy, we suggest removing the permission from those templates before enabling it for all. Are you sure you want to enable it now?'); // Alert for enabling a permission for all templates
}
}
/*
if(count($addedTemplates)) {
$label = implode(' ', $addedTemplates);
$title .= $this->renderDetail($label, 'permission-added');
}
if(count($revokedTemplates)) {
$label = implode(' ', $revokedTemplates);
$title .= $this->renderDetail($label, 'permission-revoked');
}
*/
}
$classes = array(
"permission",
"permission-$name",
"level$level",
);
$p = $parent;
while($p->id) {
$classes[] = "parent-permission$p->id";
$classes[] = "parent-permission-$p->name";
$p = $p->getParentPermission();
}
if($permission->id) {
$value = $permission->id;
$id = "permission$permission->id";
if($appliesAllEditable) $classes[] = "page-edit-templates";
} else {
$value = "0-$name";
$id = "permission0-$name";
$disabled = true;
}
if($disabled) $classes[] = 'checkbox-disabled';
$attributes = array(
"id" => $id,
"class" => implode(' ', $classes),
"data-parent" => "permission$parent->id",
"data-level" => $level
);
if($disabled) $attributes['disabled'] = 'disabled';
if($alert) $attributes['data-alert'] = $alert;
if($confirm) $attributes['data-confirm'] = $confirm;
if(!$permission->id && $checked) $inputfieldValue[] = $value;
/*
$title =
"<a class='permission-help' target='_blank' href='https://processwire.com/api/user-access/permissions/#$name'>" .
$this->icons['help'] . "</a>" . $title;
*/
if(count($templateCheckboxes)) {
$checkboxes = $this->renderTemplatePermissionCheckboxes($permission, $templateCheckboxes);
$toggle = $this->renderTemplatePermissionToggle();
$f->addOption($value, "$name|$title$checkboxes|$toggle", $attributes);
} else {
$f->addOption($value, "$name|$title| ", $attributes);
}
if(count($children)) {
$this->addPermissionOptions($children, $f, $level+1, $inputfieldValue);
}
} // foreach(permissions)
}
/**
* Render a div containing template permission checkboxes
*
* @param Permission $permission
* @param array $checkboxes Array of individually rendered checkboxes for each template
* @return string
*
*/
protected function renderTemplatePermissionCheckboxes(Permission $permission, array $checkboxes) {
$name = $permission->name;
if(isset($this->templatePermissionNotes[$name])) {
$note = $this->templatePermissionNotes[$name];
} else {
$note = $this->templatePermissionNotes['default'];
}
if(isset($this->templatePermissionDescriptions[$name])) {
$desc =
"<p class='description'>" . $this->templatePermissionDescriptions[$name] . "</p>";
} else {
$desc =
"<p class='description description-not-checked'>" .
str_replace('{permission}', $name, $this->templatePermissionDescriptions['default-add']) .
"</p>" .
"<p class='description description-checked'>" .
str_replace('{permission}', $name, $this->templatePermissionDescriptions['default-revoke']) .
"</p>";
}
$class = 'template-permissions';
$checkboxes = implode('', $checkboxes);
if(strpos($checkboxes, ' checked ') || in_array($name, array('page-edit', 'page-view', 'page-add', 'page-create'))) {
$class .= ' template-permissions-click';
}
return
"<div class='$class'>" .
$desc .
"<p class='template-checkboxes'>$checkboxes</p>" .
($note ? "<p class='detail'>$note</p>" : "") .
"</div>";
}
/**
* Render a single template permission checkbox
*
* @param Template $template
* @param Permission $permission
* @param bool $checked
* @return string
*
*/
protected function renderTemplatePermissionCheckbox(Template $template, Permission $permission, $checked) {
$disabled = false;
$perm = $permission->name;
$templateLabel = $template->name;
$note = '';
if($perm == 'page-view' && $this->guestRole->hasPermission('page-view', $template)) {
$checked = true;
$disabled = true;
$note = $this->_('(required because inherited from guest role)');
} else if($perm == 'page-edit' && !$template->noInherit) {
$templateLabel .= '*';
}
$checked = $checked ? 'checked' : '';
$disabled = $disabled ? 'onclick="return false"' : '';
$class = "template-permission template{$template->id}-permission$permission->id";
// note: pt=permission+template, tp=template+permission
if($perm == 'page-add') {
$name = "pt_add_$template->id";
} else if($perm == 'page-create') {
$name = "pt_create_$template->id";
} else if($perm == 'page-edit' || $perm == 'page-view') {
$name = "pt_{$permission->id}_{$template->id}";
} else {
$name = '';
}
if($name) {
// checkbox
$out =
"<label>" .
"<input type='checkbox' $checked $disabled name='$name' value='1' class='$class'>" .
"$templateLabel <span class='detail'>$note</span>" .
"</label>";
} else {
// select add or revoke
/** @var Role $role */
$role = $this->getPage();
$name = "tp_{$template->id}[]";
$rolesPermissions = $template->rolesPermissions;
$rolePermissions = isset($rolesPermissions["$role->id"]) ? $rolesPermissions["$role->id"] : array();
$addChecked = in_array("$permission->id", $rolePermissions) ? 'checked' : '';
$revokeChecked = in_array("-$permission->id", $rolePermissions) ? 'checked' : '';
$out =
"<label class='template-permission-add'>" .
"<input type='checkbox' name='add_$name' value='$permission->id' $addChecked class='$class'>" .
sprintf($this->_('Add to: %s'), $templateLabel) .
"</label>" .
"<label class='template-permission-revoke'>" .
"<input type='checkbox' name='revoke_$name' value='$permission->id' $revokeChecked class='$class'>" .
sprintf($this->_('Revoke from: %s'), $templateLabel) .
"</label>";
}
return $out;
}
/**
* Render the toggle that can trigger the template permission checkboxes
*
* @return string
*
*/
protected function renderTemplatePermissionToggle() {
return
"<a href='#' class='toggle-template-permissions tooltip' title='" . $this->_('Click to open/close permission settings by template') . "'>" .
"<i class='fa fa-chevron-circle-right' data-toggle='fa-chevron-circle-down fa-chevron-circle-right'></i>" .
"</a>";
}
/**
* Render an <a> link
*
* @param string $href
* @param string $text
* @param array $attr
* @return string
*
*/
protected function renderLink($href, $text, array $attr = array()) {
$attr['href'] = $href;
$out = "<a ";
foreach($attr as $key => $value) {
$out .= " $key='" . $this->wire('sanitizer')->entities($value) . "'";
}
$out .= ">$text</a>";
return $out;
}
/**
* Render a detail
*
* @param string $text Markup to render in the detail
* @param string $class May be omitted if not needed
* @param string $tag Default is span
* @return string
*
*/
protected function renderDetail($text, $class = '', $tag = 'span') {
$class = $class ? "detail $class" : "detail";
return ' ' . $this->renderText($text, $class, $tag);
}
/**
* Render paragraph of text (or other tag as specified)
*
* @param string $text
* @param string $class Default is blank
* @param string $tag Default is p
* @return string
*
*/
protected function renderText($text, $class = '', $tag = 'p') {
$class = $class ? " class='$class'" : "";
return "<$tag$class>$text</$tag>";
}
/**
* Save posted permission options to templates
*
*/
protected function savePermissionOptions() {
$role = $this->getPage();
if(!$role->id) return;
$isGuestRole = $role->id == $this->guestRole->id;
/** @var WireInput $input */
$input = $this->wire('input');
$viewPermission = $this->wire('permissions')->get('page-view');
$editPermission = $this->wire('permissions')->get('page-edit');
foreach($this->wire('templates') as $template) {
/** @var Template $template */
if(!$template->useRoles) continue;
if($template->flags & Template::flagSystem) continue;
$updates = array();
$createRoles = $template->createRoles;
$addRoles = $template->addRoles;
$editRoles = $template->editRoles;
$guestHasView = $this->guestRole->hasPermission($viewPermission, $template);
$rolesPermissions = $template->rolesPermissions;
$rolePermissions = isset($rolesPermissions["$role->id"]) ? $rolesPermissions["$role->id"] : array();
$view = $input->post("pt_{$viewPermission->id}_{$template->id}");
$edit = $input->post("pt_{$editPermission->id}_{$template->id}");
$add = $input->post("pt_add_{$template->id}");
$create = $input->post("pt_create_{$template->id}");
// page-view
if($view) {
if(!$template->hasRole($role)) {
$template->addRole($role);
$updates[] = "Added page-view to template $template->name";
}
} else {
if($template->hasRole($role)) {
if($isGuestRole || !$guestHasView) {
$template->removeRole($role);
$updates[] = "Removed page-view from template $template->name";
// view is a pre-requisite for edit, add and create permissions
if($edit) $updates[] = "Also removed all edit-related permissions because edit requires view permission";
}
}
if($isGuestRole || !$guestHasView) {
$edit = false;
$add = false;
$create = false;
}
}
if(!$isGuestRole) {
// page-edit
if($edit) {
if(!in_array($role->id, $editRoles)) {
$editRoles[] = $role->id;
$updates[] = "Added page-edit to template $template->name";
}
} else {
$key = array_search($role->id, $editRoles);
if($key !== false) {
unset($editRoles[$key]);
$updates[] = "Removed page-edit from template $template->name";
}
}
// page-add
if($add) {
if(!in_array($role->id, $addRoles)) {
$addRoles[] = $role->id;
$updates[] = "Added page-add to template $template->name";
}
} else {
$key = array_search($role->id, $addRoles);
if($key !== false) {
unset($addRoles[$key]);
$updates[] = "Removed page-add from template $template->name";
}
}
// page-create
if($create) {
if(!in_array($role->id, $createRoles)) {
$createRoles[] = $role->id;
$updates[] = "Added page-create to template $template->name";
}
} else {
$key = array_search($role->id, $createRoles);
if($key !== false) {
unset($createRoles[$key]);
$updates[] = "Removed page-create from template $template->name";
}
}
} // if(!isGuestRole)
// rolesPermissions
$adds = $input->post->intArray("add_tp_$template->id");
$revokes = $input->post->intArray("revoke_tp_$template->id");
foreach($adds as $key => $permissionID) {
// force as strings
$adds[$key] = "$permissionID"; // placement intentional
if(!$edit) {
/** @var Permission $permission */
$permission = $this->wire('permissions')->get((int) $permissionID);
if(!$permission->id) continue;
$parentPermission = $permission->getParentPermission();
// if permission requires page-edit, and user doesn't have page-edit, don't allow it to be added
if($parentPermission->name == 'page-edit') {
unset($adds[$key]); // placement intentional
$this->warning(sprintf(
$this->_('Permission “%1$s” for template “%2$s” not allowed (requires “%3$s” permission)'),
$permission->name, $template->name, $parentPermission->name
));
}
}
}
foreach($revokes as $key => $permissionID) {
// force as negative integer strings
$revokes[$key] = (string) (-1 * $permissionID);
}
$rolePermissionsNew = array_merge($adds, $revokes);
sort($rolePermissionsNew);
sort($rolePermissions);
if($rolePermissionsNew != $rolePermissions) {
if($this->wire('config')->debug) {
$removedPermissions = array_diff($rolePermissions, $rolePermissionsNew);
$addedPermissions = array_diff($rolePermissionsNew, $rolePermissions);
foreach($removedPermissions as $permissionID) {
$permissionID = (int) $permissionID;
$permission = $this->wire('permissions')->get(abs($permissionID));
$updates[] = ($permissionID < 0 ? "Removed revoke" : "Removed add") . " " .
"$permission->name for template $template->name" ;
}
foreach($addedPermissions as $permissionID) {
$permissionID = (int) $permissionID;
$permission = $this->wire('permissions')->get(abs($permissionID));
$updates[] = ($permissionID < 0 ? "Added revoke" : "Added add") . " " .
"$permission->name for template $template->name" ;
}
}
$updates[] = "Updated rolesPermissions for template $template->name";
$rolesPermissions["$role->id"] = $rolePermissionsNew;
$template->rolesPermissions = $rolesPermissions;
}
// save changes
if(count($updates)) {
if($editRoles != $template->editRoles) $template->editRoles = $editRoles;
if($addRoles != $template->addRoles) $template->addRoles = $addRoles;
if($createRoles != $template->createRoles) $template->createRoles = $createRoles;
if($this->wire('config')->debug) {
foreach($updates as $update) $this->message($update);
}
$template->save();
}
}
}
}