From bef7e1a6f6ed28d580b331063baa35b34a8f1d25 Mon Sep 17 00:00:00 2001
From: Max Christian Pohle
Date: Sat, 4 Dec 2021 14:29:49 +0100
Subject: Prepared `letter` type and updated CSS

---
 Makefile    |  5 +++-
 README.md   |  3 +++
 cgi.c       | 23 +++++++++++++++++-
 default.css | 80 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 index.html  | 51 +++------------------------------------
 letter.html | 24 +++++++++++++++++++
 main.c      | 35 +++++++++++++++++++++++++++
 7 files changed, 171 insertions(+), 50 deletions(-)
 create mode 100644 README.md
 create mode 100644 default.css
 create mode 100644 letter.html

diff --git a/Makefile b/Makefile
index 14c362c..8051094 100644
--- a/Makefile
+++ b/Makefile
@@ -4,7 +4,7 @@ cflags.debug := -Wall -o0 -g -DDEBUG=1
 cflags.release := -os -s
 CFLAGS := ${cflags.${BUILD}}
 
-LIBS := -lcups
+LIBS := -lcups -lmagic
 
 CFLAGS += -L/usr/local/lib
 CFLAGS += -I/usr/local/include
@@ -14,6 +14,9 @@ FILES := cgi.c http_parser.c
 test: main
 	./main.${BUILD}
 
+test_param: main
+	./main.${BUILD} --test1 -a -b -c --test2 --pidfile=foo --pidfile foobar
+
 main: clean
 	$(CC) $(CFLAGS) -o $@.${BUILD} $(FILES) main.c $(LIBS)
 
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..0f7b2aa
--- /dev/null
+++ b/README.md
@@ -0,0 +1,3 @@
+ohmycgi 😇 - the missing piece
+
+
diff --git a/cgi.c b/cgi.c
index 81149af..a1f5ae2 100644
--- a/cgi.c
+++ b/cgi.c
@@ -37,9 +37,11 @@
 
 #include "main.h"
 #include <cups/cups.h>
+#include <magic.h>
 
 static const char * line1 = NULL, * line2 = NULL;
 
+
 int print_on_correct_printer(void * user_data, unsigned flags, cups_dest_t * dest) {
 	if(!strstr(dest->name, user_data)) {
 		// DEBUG("> Wrong printer name: '%s'; try next printer...\n", dest->name);
@@ -89,7 +91,26 @@ int print_on_correct_printer(void * user_data, unsigned flags, cups_dest_t * des
 
 void send_answer_file(Http_Header * http_header, FILE * f) {
 	fputs("HTTP/1.0 200 OK\n", f);
-	fputs("content-type: text/html\n\n", f);
+
+	DEBUG("> PROBLEM: %s\n", &http_header->url[strlen(http_header->url) - 4]);
+	if(0 == strncmp(&http_header->url[strlen(http_header->url) - 4], ".css", 4)) {
+			fputs("content-type: text/css", f);
+	} else {
+
+		magic_t magic = magic_open(MAGIC_MIME);
+
+		magic_load(magic, NULL);
+		// magic_compile(magic, NULL);
+		const char * mime_type = magic_file(magic, &http_header->url[1]);
+		if(mime_type)
+			fprintf(f, "content-type: %s\n\n",	mime_type);
+		else
+			fputs("content-type: text/html; charset=utf-8", f);
+		// fprintf(f, "content-type: %s; charset=utf-8\n\n", magic_file(magic, &http_header->url[1]));
+		magic_close(magic);
+	}
+
+	fputs("\n\n", f);
 	fflush(f);
 
 	#define BUFFER_SIZE 1024
diff --git a/default.css b/default.css
new file mode 100644
index 0000000..64f121e
--- /dev/null
+++ b/default.css
@@ -0,0 +1,80 @@
+@charset "UTF-8";
+
+html,body {
+	background: Window;
+	font: caption;
+	color: WindowText;
+	margin:0;
+	height:100%;
+	overflow:hidden;
+	line-height: 1.5;
+	letter-spacing: 0.033em;
+}
+
+body {
+	padding:2em;
+}
+
+h1 {
+	margin-top:0;
+}
+
+label {
+	font-size:x-small;
+	color:GrayText;
+}
+
+form {
+	border:2px solid Window;
+	border-radius: 1em;
+	padding: 2em;
+	background: AppWorkspace;
+}
+
+input, textarea {
+	background: Menu;
+	color: MenuText;
+	cursor:pointer;
+	font: caption;
+	padding: 0.3em 0.5em;
+	width:25ex;
+	height:6em;
+	border: 3px ridge;
+	border-width: 0px 0px 2px 0px;
+	border-color: ButtonShadow;
+	margin-right:2em;
+}
+
+input.label {
+	height:1.5em;
+}
+
+input[type="submit"] {
+	width:inherit;
+	height:inherit;
+	border-radius:1ex;
+	border-width:2px;
+	font-weight:bold;
+	background-color: ButtonFace;
+	color: ButtonText;
+}
+
+input:hover, input:active, textarea:hover, textarea:active {
+	background-color:Highlight;
+	color:HighlightText;
+}
+
+div.content {
+	position: relative;
+	width:50%;
+}
+
+div.content textarea[name="text"] {
+	height:12em;
+	width:100%;
+}
+
+br.clear {
+	clear:both;
+}
+
diff --git a/index.html b/index.html
index 9b5ffdf..897fcb8 100644
--- a/index.html
+++ b/index.html
@@ -4,59 +4,14 @@
 <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
 	<head>
 		<title>print label</title>
-		<style>
-			html,body {
-				font: caption;
-				background-color: Background;
-				margin:0;
-				height:100%;
-				overflow:hidden;
-			}
-			body {
-				padding:2em;
-			}
-			h1 {
-				margin-top:0;
-			}
-			label {
-				font-size:x-small;
-				color:GrayText;
-			}
-			form {
-				border:2px solid Background;
-				border-radius: 1em;
-				padding: 2em;
-				background: AppWorkspace;
-			}
-			input {
-				background: AppWorkspace;
-				cursor:pointer;
-				font: caption;
-				padding: 0.3em 0.5em;
-				width:20ex;
-				border: 3px ridge;
-				border-width: 0px 0px 3px 0px;
-				border-color: ButtonShadow;
-			}
-
-			input[type="submit"] {
-				width:inherit;
-				background: AppWorkspace;
-				margin-left:2em;
-				border-radius:0.5em;
-				border-width:3px;
-				font-weight:bold;
-			}
-
-		</style>
+        <link rel="stylesheet" type="text/css" href="default.css"/>
 	</head>
-
 	<body>
 
 		<form method="post" enctype="multipart/form-data">
 			<h1>Simple label</h1>
-			<label>line1<br/><input type="text" name="line1" /></label><br/>
-			<label>line2<br/><input type="text" name="line2" /></label>
+			<label>line1<br/><input type="text" class="label" name="line1" /></label><br/>
+			<label>line2<br/><input type="text" class="label" name="line2" /></label>
 			<input type="submit" value="print" />
 		</form>
 	</body>
diff --git a/letter.html b/letter.html
new file mode 100644
index 0000000..19ed778
--- /dev/null
+++ b/letter.html
@@ -0,0 +1,24 @@
+<!DOCTYPE html>
+<html>
+    <head>
+        <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>
+        <title>print letter</title>
+        <link rel="stylesheet" type="text/css" href="default.css"/>
+    </head>
+    <body>
+        <form method="post" enctype="multipart/form-data">
+            <h1>Letter</h1>
+            <div class="content">
+                <label>sender<br/><textarea name="sender"></textarea></label><br/>
+                <label>receiver<br/><textarea name="receiver"></textarea></label><br/>
+                <label>text<br/><textarea name="text"></textarea></label><br/>
+            </div>
+            <input type="submit" value="print" />
+            <input type="submit" value="download" />
+            <br class="clear" />
+        </form>
+    </body>
+</html>
+
+<!-- vim: tabstop=4 shiftwidth=4 expandtab
+-->
diff --git a/main.c b/main.c
index 887680a..5fa11e8 100644
--- a/main.c
+++ b/main.c
@@ -132,6 +132,41 @@ int main(const int argc, char const * argv[]) {
 	int port = atoi(argc > 1 ? argv[1] : "8080");
 	0 == port ? port = 8080 : port;
 
+
+	// char * pidfile = NULL;
+
+
+	// char ** next_param = NULL;
+	// for(int i=1; i<argc; i++) {
+	// 	switch(strspn(argv[i], "-")) {
+	// 		case 1: // one minus (short param)
+	// 			if(argv[i][2] != '\0') // one minus, one param and a null char
+	// 				break;
+	// 			if(next_param)
+	// 				err(EXIT_FAILURE, "wrong parameter: %s\n", argv[i]);
+	// 			switch(argv[i][1]) {
+	// 				case 't': puts("t was chosen"); break;
+	// 				case 'e': puts("e was chosen"); break;
+	// 				case 's': puts("s was chosen"); break;
+	// 			}
+	// 		break;
+	// 		case 2: // two minus (long param)
+	// 			if(next_param)
+	// 				err(EXIT_FAILURE, "wrong parameter: %s\n", argv[i]);
+	// 			if(0 == strcmp("pidfile", &argv[i][2])) {
+	// 				next_param = &pidfile;
+	// 			}
+	// 		break;
+	// 		default:
+	// 			// pidfile = (char*) argv[i];
+	// 			*next_param = (char*) argv[i];
+	// 	}
+	// }
+
+	// printf("pidfile is '%s'\n", pidfile);
+
+	// return EXIT_SUCCESS;
+
 	struct sockaddr_in address = {
 		.sin_family      = AF_INET,
 		.sin_addr.s_addr = INADDR_ANY,
-- 
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