.html".
function write_page_links($filename, $currPageNum, $numPages) {
echo "Page $currPageNum of $numPages
";
$nextPageNum = $currPageNum + 1;
$prevPageNum = $currPageNum - 1;
// Make the 'previous' and 'next' page links as appropriate.
if ($currPageNum > 1) {
echo "Previous page";
if ($currPageNum != $numPages) {
echo " | ";
}
}
if ($currPageNum != $numPages) {
echo "Next page";
}
echo "Jump to Page:\n";
// Make the individual page links (or a bold non-link for the current page).
//
for ($i = 1; $i <= $numPages; $i++) {
if ($i != $currPageNum) {
echo "$i\n";
} else {
echo "$i\n";
}
}
}
// Generates the html files which comprise the photo gallery.
// $room: which gallery to generate (user, computer).
// $width: the width of the table of images.
// $height: the height of the table of images.
//
function build_picture_pages($width, $height) {
// TODO: Add support for a computer image gallery.
// TODO: Should we eliminate the has_picture flag? Doesn't really
// seem necessary when we're building static pages- could just use
// file_exists on the username...
// TODO: Standardize "Last modified" string to a function call (util.inc).
$query = "SELECT userid FROM profile WHERE has_picture = 1";
$result = mysql_query($query);
$numIds = mysql_num_rows($result);
//echo "Result has $numIds rows.
";
// Build an array of IDs of all users with pictures in their profiles.
while ($row = mysql_fetch_array($result, MYSQL_NUM)) {
$userIds[] = $row[0];
}
mysql_free_result($result);
if (count($userIds) > 0) {
// Randomize the ordering of users.
shuffle($userIds);
}
$numPages = ceil(count($userIds)/($width * $height));
// Make sure that a page is generated even when no profiles with pictures
// exist in order to avoid 404 errors from the profile_menu page.
if ($numPages == 0) {
$numPages = 1;
}
//echo "Generating $numPages pages.
";
$count = 0;
for ($page = 1; $page <= $numPages; $page++) {
$filename = PROFILE_PATH . "user_gallery_" . $page . ".html";
open_output_buffer();
page_head("Profile gallery: page $page of $numPages");
echo "Last updated ", pretty_time_str(time()),
"\n
Browse the user profiles by picture.
Only user profiles with pictures are listed here.";
echo "
";
for ($col = 0; $col < $width; $col++) {
if ($count < $numIds) {
echo "![](\"",) | ";
$count++;
}
}
echo "\n";
if ($count == $numIds) {
break;
}
}
echo "
\n";
// Previous and Next links
write_page_links("user_gallery", $page, $numPages);
page_tail(false);
close_output_buffer($filename);
}
//echo "
Go to the first generated page.";
}
// Creates pages grouping user profiles by country. Filenames are of the
// format "profile_country__.html"
// Also creates a summary page listing all countries which have profiled
// members, the number of such members, and links to the created pages for
// each country.
function build_country_pages() {
$query = "select * from profile";
$result = mysql_query($query);
$numIds = 0;
// Build a multi-dimensional array of countries,
// each element of which contains an array
// of the userids who belong to those countries.
// Format: array[country][index] = userid.
while ($profile = mysql_fetch_object($result)) {
$user = lookup_user_id($profile->userid);
if ($user->country) {
$countryMembers[$user->country][] = $user->id;
$numIds++;
} else if ($user) {
$countryMembers['Other'][] = $user->id;
}
}
mysql_free_result($result);
//echo "$numIds users have profiles AND non-null country entries.
";
$countries = array_keys($countryMembers);
sort($countries);
// Build the pages.
// TODO: Define a constant for the desired number of rows per page.
foreach ($countries as $country) {
$baseFileName = "profile_country_" . get_legal_filename($country);
$filePath = PROFILE_PATH;
build_profile_pages(
$countryMembers[$country],
"User Profiles from $country", $country, 5, 2,
$filePath, $baseFileName, "../html/"
);
}
// Build the summary page linking to the individual country pages.
build_country_summary_page($countryMembers);
//echo "
View Summary Page";
//echo "
Done";
}
// Creates pages grouping users by the first letter of their names.
function build_alpha_pages() {
global $alphabet;
$query = "select * from profile";
$result = mysql_query($query);
$numIds = 0;
while ($profile = mysql_fetch_object($result)) {
$user = lookup_user_id($profile->userid);
if ($user->name) {
$name = ltrim($user->name);
$members[strtoupper($name[0])][] = $user->id;
$numIds++;
}
}
mysql_free_result($result);
//echo "$numIds users have profiles AND non-null country entries.
";
$letters = array_keys($members);
foreach ($letters as $letter) {
// NOTE: Array indexing is case sensitive.
$filePath = PROFILE_PATH;
if (in_array($letter, $alphabet)) {
build_profile_pages(
$members[$letter],
"User Profiles - Names beginning with $letter",
"Names beginning with $letter", 5, 2, $filePath,
"profile_$letter"
);
} else {
build_profile_pages(
$members[$letter],
"User Profiles - Names beginning with other characters",
"Names beginning with other characters", 5, 2, $filePath,
"profile_other"
);
}
$letters_used[$letter] = 1;
}
build_alpha_summary_page($letters_used);
}
// A generalized function to produce some number of pages summarizing a
// set of user profiles.
function build_profile_pages($members, $pageHead, $pageTitle, $rowsPerPage, $colsPerPage, $filePath, $baseFileName) {
$numMembers = count($members);
$numPerPage = $rowsPerPage * $colsPerPage;
$numPages = ceil(count($members) / $numPerPage);
$count = 0;
for ($page = 1; $page <= $numPages; $page++) {
$filename = $filePath . $baseFileName . "_" . $page . ".html";
open_output_buffer();
$head = $pageHead . ": Page $page of $numPages";
page_head($pageTitle);
echo "Last updated ", pretty_time_str(time()), "\n";
$offset = (($page-1) * $rowsPerPage * $colsPerPage);
show_user_table($members, $offset, $numPerPage, $colsPerPage);
write_page_links($baseFileName, $page, $numPages);
page_tail(false);
close_output_buffer($filename);
}
}
function build_country_summary_page($countryMembers) {
$countries = array_keys($countryMembers);
$filename = PROFILE_PATH . "profile_country.html";
open_output_buffer();
page_head("User Profiles by Country");
echo "Last updated " . pretty_time_str(time()) . "
";
echo "
\n";
echo "| Country | Profiles |
\n";
foreach ($countries as $country) {
$numMembers = count($countryMembers[$country]);
$name = get_legal_filename($country);
echo "\n| $country | $numMembers | \n";
}
echo "
";
page_tail(false);
close_output_buffer($filename);
}
function build_alpha_summary_page($characters_used) {
global $alphabet;
$filename = PROFILE_PATH."profile_alpha.html";
open_output_buffer();
foreach ($alphabet as $character) {
if (isset($characters_used[$character])) {
echo "$character ";
unset($characters_used[$character]);
} else {
echo "$character ";
}
}
// Link to the 'Other' page if necessary.
if (!empty($characters_used)) {
echo "Other ";
}
close_output_buffer($filename);
}
?>