Implement comprehensive improvement plan (Phases 1-6)

Security (Phase 1-2):
- Add SecurityHeadersMiddleware with CSP, X-Frame-Options, etc.
- Add RateLimitMiddleware for API rate limiting
- Add security event logging to AuditLogModel
- Add ResponseHelper for standardized API responses
- Update config.php with security constants

Database (Phase 3):
- Add migration 014 for additional indexes
- Add migration 015 for ticket dependencies
- Add migration 016 for ticket attachments
- Add migration 017 for recurring tickets
- Add migration 018 for custom fields

Features (Phase 4-5):
- Add ticket dependencies with DependencyModel and API
- Add duplicate detection with check_duplicates API
- Add file attachments with AttachmentModel and upload/download APIs
- Add @mentions with autocomplete and highlighting
- Add quick actions on dashboard rows

Collaboration (Phase 5):
- Add mention extraction in CommentModel
- Add mention autocomplete dropdown in ticket.js
- Add mention highlighting CSS styles

Admin & Export (Phase 6):
- Add StatsModel for dashboard widgets
- Add dashboard stats cards (open, critical, unassigned, etc.)
- Add CSV/JSON export via export_tickets API
- Add rich text editor toolbar in markdown.js
- Add RecurringTicketModel with cron job
- Add CustomFieldModel for per-category fields
- Add admin views: RecurringTickets, CustomFields, Workflow,
  Templates, AuditLog, UserActivity
- Add admin APIs: manage_workflows, manage_templates,
  manage_recurring, custom_fields, get_users
- Add admin routes in index.php

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
2026-01-20 09:55:01 -05:00
parent 8c7211d311
commit be505b7312
53 changed files with 6640 additions and 169 deletions

186
models/StatsModel.php Normal file
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<?php
/**
* StatsModel - Dashboard statistics and metrics
*
* Provides various ticket statistics for dashboard widgets
*/
class StatsModel {
private $conn;
public function __construct($conn) {
$this->conn = $conn;
}
/**
* Get count of open tickets
*/
public function getOpenTicketCount() {
$sql = "SELECT COUNT(*) as count FROM tickets WHERE status IN ('Open', 'Pending', 'In Progress')";
$result = $this->conn->query($sql);
$row = $result->fetch_assoc();
return (int)$row['count'];
}
/**
* Get count of closed tickets
*/
public function getClosedTicketCount() {
$sql = "SELECT COUNT(*) as count FROM tickets WHERE status = 'Closed'";
$result = $this->conn->query($sql);
$row = $result->fetch_assoc();
return (int)$row['count'];
}
/**
* Get tickets grouped by priority
*/
public function getTicketsByPriority() {
$sql = "SELECT priority, COUNT(*) as count FROM tickets WHERE status != 'Closed' GROUP BY priority ORDER BY priority";
$result = $this->conn->query($sql);
$data = [];
while ($row = $result->fetch_assoc()) {
$data['P' . $row['priority']] = (int)$row['count'];
}
return $data;
}
/**
* Get tickets grouped by status
*/
public function getTicketsByStatus() {
$sql = "SELECT status, COUNT(*) as count FROM tickets GROUP BY status ORDER BY FIELD(status, 'Open', 'Pending', 'In Progress', 'Closed')";
$result = $this->conn->query($sql);
$data = [];
while ($row = $result->fetch_assoc()) {
$data[$row['status']] = (int)$row['count'];
}
return $data;
}
/**
* Get tickets grouped by category
*/
public function getTicketsByCategory() {
$sql = "SELECT category, COUNT(*) as count FROM tickets WHERE status != 'Closed' GROUP BY category ORDER BY count DESC";
$result = $this->conn->query($sql);
$data = [];
while ($row = $result->fetch_assoc()) {
$data[$row['category']] = (int)$row['count'];
}
return $data;
}
/**
* Get average resolution time in hours
*/
public function getAverageResolutionTime() {
$sql = "SELECT AVG(TIMESTAMPDIFF(HOUR, created_at, updated_at)) as avg_hours
FROM tickets
WHERE status = 'Closed'
AND created_at IS NOT NULL
AND updated_at IS NOT NULL
AND updated_at > created_at";
$result = $this->conn->query($sql);
$row = $result->fetch_assoc();
return $row['avg_hours'] ? round($row['avg_hours'], 1) : 0;
}
/**
* Get count of tickets created today
*/
public function getTicketsCreatedToday() {
$sql = "SELECT COUNT(*) as count FROM tickets WHERE DATE(created_at) = CURDATE()";
$result = $this->conn->query($sql);
$row = $result->fetch_assoc();
return (int)$row['count'];
}
/**
* Get count of tickets created this week
*/
public function getTicketsCreatedThisWeek() {
$sql = "SELECT COUNT(*) as count FROM tickets WHERE YEARWEEK(created_at, 1) = YEARWEEK(CURDATE(), 1)";
$result = $this->conn->query($sql);
$row = $result->fetch_assoc();
return (int)$row['count'];
}
/**
* Get count of tickets closed today
*/
public function getTicketsClosedToday() {
$sql = "SELECT COUNT(*) as count FROM tickets WHERE status = 'Closed' AND DATE(updated_at) = CURDATE()";
$result = $this->conn->query($sql);
$row = $result->fetch_assoc();
return (int)$row['count'];
}
/**
* Get tickets by assignee (top 5)
*/
public function getTicketsByAssignee($limit = 5) {
$sql = "SELECT
u.display_name,
u.username,
COUNT(t.ticket_id) as ticket_count
FROM tickets t
JOIN users u ON t.assigned_to = u.user_id
WHERE t.status != 'Closed'
GROUP BY t.assigned_to
ORDER BY ticket_count DESC
LIMIT ?";
$stmt = $this->conn->prepare($sql);
$stmt->bind_param('i', $limit);
$stmt->execute();
$result = $stmt->get_result();
$data = [];
while ($row = $result->fetch_assoc()) {
$name = $row['display_name'] ?: $row['username'];
$data[$name] = (int)$row['ticket_count'];
}
$stmt->close();
return $data;
}
/**
* Get unassigned ticket count
*/
public function getUnassignedTicketCount() {
$sql = "SELECT COUNT(*) as count FROM tickets WHERE assigned_to IS NULL AND status != 'Closed'";
$result = $this->conn->query($sql);
$row = $result->fetch_assoc();
return (int)$row['count'];
}
/**
* Get critical (P1) ticket count
*/
public function getCriticalTicketCount() {
$sql = "SELECT COUNT(*) as count FROM tickets WHERE priority = 1 AND status != 'Closed'";
$result = $this->conn->query($sql);
$row = $result->fetch_assoc();
return (int)$row['count'];
}
/**
* Get all stats as a single array
*/
public function getAllStats() {
return [
'open_tickets' => $this->getOpenTicketCount(),
'closed_tickets' => $this->getClosedTicketCount(),
'created_today' => $this->getTicketsCreatedToday(),
'created_this_week' => $this->getTicketsCreatedThisWeek(),
'closed_today' => $this->getTicketsClosedToday(),
'unassigned' => $this->getUnassignedTicketCount(),
'critical' => $this->getCriticalTicketCount(),
'avg_resolution_hours' => $this->getAverageResolutionTime(),
'by_priority' => $this->getTicketsByPriority(),
'by_status' => $this->getTicketsByStatus(),
'by_category' => $this->getTicketsByCategory(),
'by_assignee' => $this->getTicketsByAssignee()
];
}
}
?>