From 471e46e70294684efc6d7edfc814d5b9ca04738b Mon Sep 17 00:00:00 2001
From: Frederic Guillot <fred@kanboard.net>
Date: Wed, 1 Jul 2015 19:32:51 -0400
Subject: Add project and column attributes for advanced search

---
 app/Core/Lexer.php            |  4 ++++
 app/Model/TaskFilter.php      | 50 +++++++++++++++++++++++++++++++++++++++++--
 app/Template/search/index.php | 17 ++++++++++++++-
 3 files changed, 68 insertions(+), 3 deletions(-)

(limited to 'app')

diff --git a/app/Core/Lexer.php b/app/Core/Lexer.php
index ad0631d5..d277f998 100644
--- a/app/Core/Lexer.php
+++ b/app/Core/Lexer.php
@@ -31,6 +31,8 @@ class Lexer
         "/^(status:)/"                                   => 'T_STATUS',
         "/^(description:)/"                              => 'T_DESCRIPTION',
         "/^(category:)/"                                 => 'T_CATEGORY',
+        "/^(column:)/"                                   => 'T_COLUMN',
+        "/^(project:)/"                                  => 'T_PROJECT',
         "/^(\s+)/"                                       => 'T_WHITESPACE',
         '/^([<=>]{0,2}[0-9]{4}-[0-9]{2}-[0-9]{2})/'      => 'T_DATE',
         '/^(yesterday|tomorrow|today)/'                  => 'T_DATE',
@@ -109,6 +111,8 @@ class Lexer
                 case 'T_ASSIGNEE':
                 case 'T_COLOR':
                 case 'T_CATEGORY':
+                case 'T_COLUMN':
+                case 'T_PROJECT':
                     $next = next($tokens);
 
                     if ($next !== false && $next['token'] === 'T_STRING') {
diff --git a/app/Model/TaskFilter.php b/app/Model/TaskFilter.php
index 4a086078..31080cb5 100644
--- a/app/Model/TaskFilter.php
+++ b/app/Model/TaskFilter.php
@@ -62,6 +62,12 @@ class TaskFilter extends Base
                 case 'T_CATEGORY':
                     $this->filterByCategoryName($value);
                     break;
+                case 'T_PROJECT':
+                    $this->filterByProjectName($value);
+                    break;
+                case 'T_COLUMN':
+                    $this->filterByColumnName($value);
+                    break;
             }
         }
 
@@ -189,6 +195,29 @@ class TaskFilter extends Base
         return $this;
     }
 
+    /**
+     * Filter by project name
+     *
+     * @access public
+     * @param  array    $values   List of project name
+     * @return TaskFilter
+     */
+    public function filterByProjectName(array $values)
+    {
+        $this->query->beginOr();
+
+        foreach ($values as $project) {
+            if (ctype_digit($project)) {
+                $this->query->eq(Task::TABLE.'.project_id', $project);
+            }
+            else {
+                $this->query->ilike(Project::TABLE.'.name', $project);
+            }
+        }
+
+        $this->query->closeOr();
+    }
+
     /**
      * Filter by category id
      *
@@ -325,6 +354,24 @@ class TaskFilter extends Base
         return $this;
     }
 
+    /**
+     * Filter by column name
+     *
+     * @access public
+     * @param  array    $values   List of column name
+     * @return TaskFilter
+     */
+    public function filterByColumnName(array $values)
+    {
+        $this->query->beginOr();
+
+        foreach ($values as $project) {
+            $this->query->ilike(Board::TABLE.'.title', $project);
+        }
+
+        $this->query->closeOr();
+    }
+
     /**
      * Filter by swimlane
      *
@@ -382,7 +429,6 @@ class TaskFilter extends Base
      */
     public function filterByDueDate($date)
     {
-        $this->query->neq(Task::TABLE.'.date_due', '');
         $this->query->neq(Task::TABLE.'.date_due', 0);
         $this->query->notNull(Task::TABLE.'.date_due');
         return $this->filterWithOperator(Task::TABLE.'.date_due', $date, true);
@@ -452,7 +498,7 @@ class TaskFilter extends Base
      */
     public function findAll()
     {
-        return $this->query->findAll();
+        return $this->query->asc(Task::TABLE.'.id')->findAll();
     }
 
     /**
diff --git a/app/Template/search/index.php b/app/Template/search/index.php
index 058f428d..47a926f4 100644
--- a/app/Template/search/index.php
+++ b/app/Template/search/index.php
@@ -15,7 +15,22 @@
         <input type="submit" value="<?= t('Search') ?>" class="btn btn-blue"/>
     </form>
 
-    <?php if (! empty($values['search']) && $paginator->isEmpty()): ?>
+    <?php if (empty($values['search'])): ?>
+        <div class="listing">
+            <h3><?= t('Advanced search') ?></h3>
+            <p><?= t('Example of query: ') ?><strong>project:"My project" assignee:me due:tomorrow</strong></p>
+            <ul>
+                <li><?= t('Search by project: ') ?><strong>project:"My project"</strong></li>
+                <li><?= t('Search by column: ') ?><strong>column:"Work in progress"</strong></li>
+                <li><?= t('Search by assignee: ') ?><strong>assignee:nobody</strong></li>
+                <li><?= t('Search by color: ') ?><strong>color:Blue</strong></li>
+                <li><?= t('Search by category: ') ?><strong>category:"Feature Request"</strong></li>
+                <li><?= t('Search by description: ') ?><strong>description:"Something to find"</strong></li>
+                <li><?= t('Search by due date: ') ?><strong>due:2015-07-01</strong></li>
+            </ul>
+            <p><a href="http://kanboard.net/documentation/search" target="_blank"><?= t('More examples in the documentation') ?></a></p>
+        </div>
+    <?php elseif (! empty($values['search']) && $paginator->isEmpty()): ?>
         <p class="alert"><?= t('Nothing found.') ?></p>
     <?php elseif (! $paginator->isEmpty()): ?>
         <?= $this->render('search/results', array(
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