// check premium account limits (unless we're editing a graph)
if (!$graph_id) {
$q = db()->prepare("SELECT COUNT(*) AS c FROM graphs WHERE page_id=? AND is_removed=0 AND graph_type <> 'linebreak'");
$q->execute(array($page_id));
$count = $q->fetch();
$count = $count['c'];
if ($count >= get_premium_value($user, 'graphs_per_page')) {
$errors[] = t("Cannot add graph: too many existing graphs on this page.") . ($user['is_premium'] ? "" : " " . t("To add more graphs on this page, upgrade to a :premium_account.", array(':premium_account' => link_to(url_for('premium'), t('premium account')))));
set_temporary_errors($errors);
redirect(url_for('profile', array('page' => $page_id)));
}
}
// only permit valid values
$graph_types = graph_types();
$permitted_days = array();
foreach (get_permitted_days() as $key => $data) {
$permitted_days[] = $data['days'];
}
$permitted_deltas = get_permitted_deltas();
if (!isset($graph_types[$graph_type])) {
throw new Exception("Invalid graph type '" . htmlspecialchars($graph_type) . "'");
} else {
if (!is_numeric($width) || $width < 1 || $width > 16) {
throw new Exception("Invalid width '" . htmlspecialchars($width) . "'");
} else {
if (!is_numeric($height) || $height < 1 || $height > 16) {
throw new Exception("Invalid height '" . htmlspecialchars($height) . "'");
} else {
if ($days && !in_array($days, $permitted_days)) {
throw new Exception("Invalid days '" . htmlspecialchars($day) . "'");
} else {
function api_v1_graphs($graph)
{
$start_time = microtime(true);
$result = array();
/**
* Graph rendering goes like this:
* 0. check graph rendering permissions
* 1. get raw graph data (from a {@link GraphRenderer} through {@link construct_graph_renderer()})
* 2. apply deltas as necessary
* 3. add technicals as necessary
* 4. strip dates outside of the requested ?days parameter (e.g. from extra_days)
* 5. construct heading and links
* 6. construct subheading and revise last_updated
* 7. return data
* that is, deltas and technicals are done on the server-side; not the client-side.
*/
$renderer = construct_graph_renderer($graph['graph_type'], $graph['arg0'], $graph['arg0_resolved']);
// 0. check graph rendering permissions
if ($renderer->requiresUser()) {
if (!isset($graph['user_id']) || !$graph['user_id']) {
throw new GraphException("No user specified for authenticated graph");
}
if (!isset($graph['user_hash']) || !$graph['user_hash']) {
throw new GraphException("No user hash specified for authenticated graph");
}
$user = get_user($graph['user_id']);
if (!$user) {
throw new GraphException("No such user found");
}
if (!has_expected_user_graph_hash($graph['user_hash'], $user)) {
throw new GraphException("Mismatched user hash for user " . $graph['user_id'] . " with graph type " . $graph['graph_type']);
}
if ($renderer->requiresAdmin()) {
if (!$user['is_admin']) {
throw new GraphException("Graph requires administrator privileges");
}
}
$renderer->setUser($user['id']);
}
if ($renderer->usesDays()) {
// 0.5 limit 'days' parameter as necessary
$get_permitted_days = get_permitted_days();
$has_valid_days = false;
foreach ($get_permitted_days as $key => $days) {
if ($days['days'] == $graph['days']) {
$has_valid_days = true;
}
}
if (!$has_valid_days) {
throw new GraphException("Invalid days '" . $graph['days'] . "' for graph that requires days");
}
}
// 1. get raw graph data
try {
$data = $renderer->getData($graph['days']);
$original_count = count($data['data']);
$result['type'] = $renderer->getChartType();
// 2. apply deltas as necessary
$data['data'] = calculate_graph_deltas($graph, $data['data'], false);
// if there is no data, bail out early
if (count($data['data']) == 0) {
$result['type'] = 'nodata';
} else {
if ($renderer->canHaveTechnicals()) {
// 3. add technicals as necessary
// (only if there is at least one point of data, otherwise calculate_technicals() will throw an error)
$technicals = calculate_technicals($graph, $data['data'], $data['columns'], false);
$data['columns'] = $technicals['headings'];
$data['data'] = $technicals['data'];
}
}
// 4. discard early data
if ($renderer->usesDays()) {
$data['data'] = discard_early_data($data['data'], $graph['days']);
$after_discard_count = count($data['data']);
}
$result['columns'] = $data['columns'];
$result['key'] = $data['key'];
$result['data'] = $data['data'];
// clean up columns
foreach ($result['columns'] as $key => $value) {
$result['columns'][$key]['technical'] = isset($result['columns'][$key]['technical']) && $result['columns'][$key]['technical'] ? true : false;
if ($result['columns'][$key]['technical']) {
if (!isset($result['columns'][$key]['type'])) {
$result['columns'][$key]['type'] = 'number';
}
}
}
} catch (NoDataGraphException_AddAccountsAddresses $e) {
$result['type'] = 'nodata';
$result['text'] = ct("Either you have not specified any accounts or addresses, or these addresses and accounts have not yet been updated by :site_name.");
$result['args'] = array(':site_name' => get_site_config('site_name'));
$result['data'] = array();
$data['last_updated'] = false;
$data['add_accounts_addresses'] = true;
} catch (NoDataGraphException_AddCurrencies $e) {
$result['type'] = 'nodata';
$result['text'] = ct("Either you have not enabled this currency, or your summaries for this currency have not yet been updated by :site_name.");
$result['args'] = array(':site_name' => get_site_config('site_name'));
$result['data'] = array();
$data['last_updated'] = false;
$data['add_more_currencies'] = true;
}
// 5. construct heading and links
$result['heading'] = array('label' => $renderer->getTitle(), 'args' => $renderer->getTitleArgs(), 'url' => $renderer->getURL(), 'title' => $renderer->getLabel());
if (isset($data['h1'])) {
$result['h1'] = $data['h1'];
}
if (isset($data['h2'])) {
$result['h2'] = $data['h2'];
}
if (isset($data['no_header'])) {
$result['noHeader'] = $data['no_header'];
}
// 6. construct subheading and revise last_updated\
if ($result['type'] != 'nodata' && $renderer->hasSubheading()) {
$suffix = "";
if ($graph['delta'] == 'percent') {
$suffix .= '%';
}
if ($renderer->getCustomSubheading() !== false) {
$result['subheading'] = number_format_html($renderer->getCustomSubheading(), 4, $suffix);
} else {
if ($result['type'] == 'piechart') {
// sum up the first row and use that as a total
if (count($data['data']) != 1) {
throw new GraphException("Expected one row of data for a piechart, got " . count($data['data']));
}
$sum = 0;
foreach ($data['data'] as $ignored => $row) {
foreach ($row as $value) {
$sum += $value;
}
}
$result['subheading'] = number_format_html($sum, 4, $suffix);
} else {
$result['subheading'] = format_subheading_values_objects($graph, $data['data'], $data['columns']);
}
}
}
$result['lastUpdated'] = recent_format_html($data['last_updated']);
$result['timestamp'] = iso_date();
$result['classes'] = $renderer->getClasses();
$result['graph_type'] = $graph['graph_type'];
if (is_localhost()) {
$result['_debug'] = $graph;
if (isset($after_discard_count)) {
$result['_debug']['data_discarded'] = $original_count - $after_discard_count;
} else {
$result['_debug']['data_not_discarded'] = true;
}
}
// make sure that all 'number'-typed data is numeric
foreach ($result['data'] as $i => $row) {
foreach ($row as $key => $value) {
$column = $result['columns'][$key];
if ($column['type'] == 'number' || $column['type'] == 'percent') {
$result['data'][$i][$key] = (double) $value;
if (is_localhost()) {
$result['_debug']['number_formatted'] = true;
}
}
}
}
// make sure that all data rows are numeric arrays and not objects
// i.e. reindex everything to be numeric arrays, so they aren't output as JSON objects
foreach ($result['data'] as $i => $row) {
$new_row = array_values($row);
foreach ($row as $key => $value) {
$new_row[$key] = $value;
}
$result['data'][$i] = $new_row;
}
// format any extra text from the result
if (isset($data['add_more_currencies'])) {
$result['extra'] = array('classes' => 'add_accounts', 'href' => url_for('wizard_currencies'), 'label' => ct("Add more currencies"), 'args' => array());
}
if (isset($data['add_accounts_addresses'])) {
$result['extra'] = array('classes' => 'add_accounts', 'href' => url_for('wizard_accounts'), 'label' => ct("Add accounts and addresses"), 'args' => array());
}
// 7. calculate if the graph data may be out of date
if ($renderer->requiresUser() && $renderer->getUser()) {
$user = get_user($renderer->getUser());
if ($user && $renderer->usesSummaries() && (!$user['has_added_account'] || !$user['is_first_report_sent'] || strtotime($user['last_account_change']) > strtotime($user['last_sum_job']))) {
$result['outofdate'] = true;
}
}
$end_time = microtime(true);
$time_diff = ($end_time - $start_time) * 1000;
$result['time'] = (double) number_format_autoprecision($time_diff, 1, '.', '');
$result['hash'] = $graph['hash'];
// 7. return data
return $result;
}
<?php
/**
* This page displays historical data publically.
*/
require __DIR__ . "/../layout/graphs.php";
require __DIR__ . "/../layout/templates.php";
$messages = array();
$errors = array();
$historical_graphs = graph_types_public();
$permitted_days = get_permitted_days();
$permitted_deltas = get_permitted_deltas();
$days = isset($permitted_days[require_get('days', false)]) ? $permitted_days[require_get('days')]['days'] : 45;
$delta = isset($permitted_deltas[require_get('delta', false)]) ? require_get('delta') : '';
$user = user_logged_in() ? get_user(user_id()) : false;
$id = require_get("id", false);
if ($id && isset($historical_graphs[$id])) {
// we're displaying a specific graph
$name = require_get('name', false);
$title = $name;
// if we've got a name, then we want to get the title too
if (isset($historical_graphs[$id]['title_callback'])) {
$callback = $historical_graphs[$id]['title_callback'];
$title = $callback($id, $title);
}
$heading = $historical_graphs[$id]["heading"] . ($title ? ": " . $title : "");
page_header(t("Historical Data: :heading", array(':heading' => $heading)), "page_historical", array('jsapi' => true));
$graph = array('graph_type' => $id, 'width' => 8, 'height' => 4, 'page_order' => 0, 'days' => $days, 'id' => 0, 'arg0_resolved' => $name, 'delta' => $delta, 'public' => true, 'no_technicals' => true);
$extra_args = $name ? array("name" => $name) : array();
$extra_args['id'] = $id;
$extra_args['days'] = $days;
