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flatten php examples
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‎PHP/README.md

+6-6
Original file line numberDiff line numberDiff line change
@@ -4,25 +4,25 @@ PHP - Examples
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Program List
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------------
66

7-
[*Language*](/PHP/Language/)
7+
*Language*
88

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- **contact**.php
1010
- a simple PHP email contact form
1111
- **database**.php
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- how to connect to a MySQL database and a variety of database functions
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[*System*](/PHP/System/)
14+
*System*
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- **info**.php
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- very basic, print out of the PHP server info
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Compiling & Running Code
2020
------------------------
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set up a PHP server to serve the code, possibly a database
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Set up a PHP server to serve the code, possibly a database too.
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for Linux, check on how to set up a LAMP server for your distribution
24+
For Linux, check on how to set up a LAMP server for your distribution.
2525

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for Windows, WAMP is a simple solution
26+
For Windows, WAMP is a simple solution.
2727

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for Mac, there is a web server built in, but MAMP is another solid option
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For Mac, there is a web server built in, but MAMP is another solid option.

‎PHP/Language/contact/contact.php ‎PHP/contact/contact.php

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‎PHP/Language/contact/form.php ‎PHP/contact/form.php

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‎PHP/Language/contact/sendEmail.php ‎PHP/contact/sendEmail.php

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‎PHP/Language/contact/thankYou.php ‎PHP/contact/thankYou.php

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‎PHP/Language/database.php ‎PHP/database.php

+175-175
Original file line numberDiff line numberDiff line change
@@ -1,175 +1,175 @@
1-
<?php
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// how to connect to a MySQL database and a variety of database functions
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4-
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//// Connect to Database ////
7-
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// database parameters
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$db_host = "database.google.com";
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$db_user = "admin";
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$db_pswd = "password";
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$db_name = "main";
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// establish database connection
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mysql_connect($db_host, $db_user, $db_pswd);
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mysql_select_db($db_name)
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or die( "Cannot select database " . $db_name . ".");
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19-
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//// General Database Functions ////
22-
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// standard database query function
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function dbQuery($query, $msg = ""){
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$result = mysql_query($query);
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dbError(mysql_error(), $msg);
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return $result;
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}
29-
30-
// displaying error from database query
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function dbError($error, $msg = ""){
32-
if($error){
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echo $error . "<br/>";
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die();
35-
}else{
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echo $msg;
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}
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}
39-
40-
// write information to the database
41-
function dbWrite($table, $fields, $values){
42-
$query = "INSERT INTO " . $table . " (" . $fields . ") VALUES (" . $values . ")";
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mysql_query($query);
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echo mysql_error();
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}
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47-
// clean input given by user
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function cleanInputs($str){
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return strip_tags(addslashes($str));
50-
}
51-
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// clean inputs to be inserted into the database
53-
function cleanForDB($str){
54-
return trim(mysql_real_escape_string(strip_tags($str)));
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}
56-
57-
58-
59-
//// Miscellaneous Functions ////
60-
61-
// current time, midwest time-zone
62-
function getTime(){
63-
$dateTime = new DateTime(null, new DateTimeZone('America/Chicago'));
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$time = date_format($dateTime, 'Y-m-d H:i:s');
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return $time;
66-
}
67-
68-
// give a number of pages, based on how many items and items per page
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function getNumPages($numRows, $n){
70-
$tot = ceil($numRows / $n);
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return $tot;
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}
73-
74-
75-
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//// Grab a Database Value ////
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// get a name from some ID
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function getName($id){
80-
$query = "SELECT name FROM table WHERE id=$id";
81-
$result = dbQuery($query);
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while($row = mysql_fetch_array($result)){
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return $row[0];
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}
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}
86-
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// get a count from some ID
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function getCount($id){
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$query = "SELECT COUNT(DISTINCT name) FROM table WHERE id=$id";
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$result = dbQuery($query);
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while($row = mysql_fetch_array($result)){
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return $row[0];
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}
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return 0;
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}
96-
97-
// get the most recent time this ID was updated
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function getLastUpdate($id){
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$query = "SELECT MAX(time) FROM table WHERE id=$id";
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$result = dbQuery($query);
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while($row = mysql_fetch_array($result)){
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return $row[0];
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}
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}
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106-
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//// Grab a Database Array ////
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// get all ID's for a user
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function getIDs($user){
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$query = "SELECT DISTINCT id FROM table WHERE user=$user";
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$result = dbQuery($query);
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$IDs = array();
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while($row = mysql_fetch_array($result)){
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array_push($IDs, $row[0]);
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}
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return $IDs;
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}
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121-
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//// Grab a Database Boolean ////
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// check for item existence
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function getExists($id){
127-
$query = "SELECT name FROM table WHERE id=$id";
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$result = dbQuery($query);
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while($row = mysql_fetch_array($result)){
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return TRUE;
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}
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return FALSE;
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}
134-
135-
// check to see if enough users are tied to an item (3 or more)
136-
function getEnoughUsers($id){
137-
$query = "SELECT COUNT(DISTINCT user) FROM table WHERE id=$id";
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$result = dbQuery($query);
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while($row = mysql_fetch_array($result)){
140-
if($row[0] > 2)
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return TRUE;
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else
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return FALSE;
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}
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return FALSE;
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}
147-
148-
149-
150-
//// Modify Database Values ////
151-
152-
// create a new item
153-
function createItem($id, $location, $time){
154-
$table = "table";
155-
$fields = "id, file_location, created_at, updated_at";
156-
$values = '"' . $id . '", "' . $location . '", "' . $time . '", "' . $time . '"';
157-
dbWrite($table, $fields, $values);
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}
159-
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// update an item
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function updateItem($id, $location, $time){
162-
$query = 'UPDATE table SET file_location="' . $location . '", updated_at="' . $time . '" WHERE id="' . $id . '"';
163-
mysql_query($query);
164-
echo mysql_error();
165-
}
166-
167-
// delete an item
168-
function removeItem($user, $id){
169-
$table = "table";
170-
$query = "DELETE FROM $table WHERE user=$user AND id=$id";
171-
$result = mysql_query($query);
172-
echo mysql_error();
173-
}
174-
175-
?>
1+
<?php
2+
// how to connect to a MySQL database and a variety of database functions
3+
4+
5+
6+
//// Connect to Database ////
7+
8+
// database parameters
9+
$db_host = "database.google.com";
10+
$db_user = "admin";
11+
$db_pswd = "password";
12+
$db_name = "main";
13+
14+
// establish database connection
15+
mysql_connect($db_host, $db_user, $db_pswd);
16+
mysql_select_db($db_name)
17+
or die( "Cannot select database " . $db_name . ".");
18+
19+
20+
21+
//// General Database Functions ////
22+
23+
// standard database query function
24+
function dbQuery($query, $msg = ""){
25+
$result = mysql_query($query);
26+
dbError(mysql_error(), $msg);
27+
return $result;
28+
}
29+
30+
// displaying error from database query
31+
function dbError($error, $msg = ""){
32+
if($error){
33+
echo $error . "<br/>";
34+
die();
35+
}else{
36+
echo $msg;
37+
}
38+
}
39+
40+
// write information to the database
41+
function dbWrite($table, $fields, $values){
42+
$query = "INSERT INTO " . $table . " (" . $fields . ") VALUES (" . $values . ")";
43+
mysql_query($query);
44+
echo mysql_error();
45+
}
46+
47+
// clean input given by user
48+
function cleanInputs($str){
49+
return strip_tags(addslashes($str));
50+
}
51+
52+
// clean inputs to be inserted into the database
53+
function cleanForDB($str){
54+
return trim(mysql_real_escape_string(strip_tags($str)));
55+
}
56+
57+
58+
59+
//// Miscellaneous Functions ////
60+
61+
// current time, midwest time-zone
62+
function getTime(){
63+
$dateTime = new DateTime(null, new DateTimeZone('America/Chicago'));
64+
$time = date_format($dateTime, 'Y-m-d H:i:s');
65+
return $time;
66+
}
67+
68+
// give a number of pages, based on how many items and items per page
69+
function getNumPages($numRows, $n){
70+
$tot = ceil($numRows / $n);
71+
return $tot;
72+
}
73+
74+
75+
76+
//// Grab a Database Value ////
77+
78+
// get a name from some ID
79+
function getName($id){
80+
$query = "SELECT name FROM table WHERE id=$id";
81+
$result = dbQuery($query);
82+
while($row = mysql_fetch_array($result)){
83+
return $row[0];
84+
}
85+
}
86+
87+
// get a count from some ID
88+
function getCount($id){
89+
$query = "SELECT COUNT(DISTINCT name) FROM table WHERE id=$id";
90+
$result = dbQuery($query);
91+
while($row = mysql_fetch_array($result)){
92+
return $row[0];
93+
}
94+
return 0;
95+
}
96+
97+
// get the most recent time this ID was updated
98+
function getLastUpdate($id){
99+
$query = "SELECT MAX(time) FROM table WHERE id=$id";
100+
$result = dbQuery($query);
101+
while($row = mysql_fetch_array($result)){
102+
return $row[0];
103+
}
104+
}
105+
106+
107+
108+
//// Grab a Database Array ////
109+
110+
// get all ID's for a user
111+
function getIDs($user){
112+
$query = "SELECT DISTINCT id FROM table WHERE user=$user";
113+
$result = dbQuery($query);
114+
$IDs = array();
115+
while($row = mysql_fetch_array($result)){
116+
array_push($IDs, $row[0]);
117+
}
118+
return $IDs;
119+
}
120+
121+
122+
123+
//// Grab a Database Boolean ////
124+
125+
// check for item existence
126+
function getExists($id){
127+
$query = "SELECT name FROM table WHERE id=$id";
128+
$result = dbQuery($query);
129+
while($row = mysql_fetch_array($result)){
130+
return TRUE;
131+
}
132+
return FALSE;
133+
}
134+
135+
// check to see if enough users are tied to an item (3 or more)
136+
function getEnoughUsers($id){
137+
$query = "SELECT COUNT(DISTINCT user) FROM table WHERE id=$id";
138+
$result = dbQuery($query);
139+
while($row = mysql_fetch_array($result)){
140+
if($row[0] > 2)
141+
return TRUE;
142+
else
143+
return FALSE;
144+
}
145+
return FALSE;
146+
}
147+
148+
149+
150+
//// Modify Database Values ////
151+
152+
// create a new item
153+
function createItem($id, $location, $time){
154+
$table = "table";
155+
$fields = "id, file_location, created_at, updated_at";
156+
$values = '"' . $id . '", "' . $location . '", "' . $time . '", "' . $time . '"';
157+
dbWrite($table, $fields, $values);
158+
}
159+
160+
// update an item
161+
function updateItem($id, $location, $time){
162+
$query = 'UPDATE table SET file_location="' . $location . '", updated_at="' . $time . '" WHERE id="' . $id . '"';
163+
mysql_query($query);
164+
echo mysql_error();
165+
}
166+
167+
// delete an item
168+
function removeItem($user, $id){
169+
$table = "table";
170+
$query = "DELETE FROM $table WHERE user=$user AND id=$id";
171+
$result = mysql_query($query);
172+
echo mysql_error();
173+
}
174+
175+
?>

‎PHP/System/info.php ‎PHP/info.php

File renamed without changes.

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