From 0c5c4eecb7e5ef0693e6e41f4bf0ce881f85e005 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Mon, 17 Jan 2011 20:28:29 +0200
Subject: Add update file generator tool. Based on scripts from here:
 http://forums.themanaworld.org/viewtopic.php?p=101133#p101133

---
 update/adler32.c    | 79 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 update/commit.txt   |  1 +
 update/createnew.sh | 28 +++++++++++++++++++
 update/news.txt     |  3 ++
 update/update.sh    | 32 ++++++++++++++++++++++
 5 files changed, 143 insertions(+)
 create mode 100644 update/adler32.c
 create mode 100644 update/commit.txt
 create mode 100755 update/createnew.sh
 create mode 100644 update/news.txt
 create mode 100755 update/update.sh

(limited to 'update')

diff --git a/update/adler32.c b/update/adler32.c
new file mode 100644
index 0000000..606c739
--- /dev/null
+++ b/update/adler32.c
@@ -0,0 +1,79 @@
+/*
+ * adler32.c (c) 2006 Bjorn Lindeijer
+ * License: GPL, v2 or later
+ *
+ * Calculates Adler-32 checksums for all files passed as argument.
+ *
+ *  Usage: adler32 [file]...
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <zlib.h>
+
+/**
+ * Calculates the Adler-32 checksum for the given file.
+ */
+unsigned long fadler32(FILE *file)
+{
+    // Obtain file size
+    fseek(file, 0, SEEK_END);
+    long fileSize = ftell(file);
+    rewind(file);
+
+    // Calculate Adler-32 checksum
+    char *buffer = (char*) malloc(fileSize);
+    fread(buffer, 1, fileSize, file);
+    unsigned long adler = adler32(0L, Z_NULL, 0);
+    adler = adler32(adler, (Bytef*) buffer, fileSize);
+    free(buffer);
+
+    return adler;
+}
+
+/**
+ * Prints out usage and exists.
+ */
+void print_usage()
+{
+    printf("Usage: adler32 mode [file]...\n");
+    exit(0);
+}
+
+int main(int argc, char *argv[])
+{
+    int i;                            /**< Loops through arguments. */
+
+    if (argc < 2)
+    {
+        print_usage();
+    }
+
+    int mode = atoi(argv[1]);
+
+    for (i = 2; i < argc; ++i)
+    {
+        FILE *file = fopen(argv[i], "r");
+
+        if (!file)
+        {
+            printf("Error while opening '%s' for reading!\n", argv[i]);
+            exit(1);
+        }
+
+        unsigned long adler = fadler32(file);
+        switch (mode)
+        {
+            case 0:
+            default:
+                printf("%s %lx\n", argv[i], adler);
+                break;
+            case 1:
+                printf("%lx", adler);
+                break;
+        }
+        fclose(file);
+    }
+
+    return 0;
+}
diff --git a/update/commit.txt b/update/commit.txt
new file mode 100644
index 0000000..b22f28c
--- /dev/null
+++ b/update/commit.txt
@@ -0,0 +1 @@
+76d576f6d275d3bbcf10fe8a4aabf505353b3e0a
diff --git a/update/createnew.sh b/update/createnew.sh
new file mode 100755
index 0000000..2132154
--- /dev/null
+++ b/update/createnew.sh
@@ -0,0 +1,28 @@
+#!/bin/bash
+
+dir=`pwd`
+
+rm adler32
+gcc -lz adler32.c -o adler32
+
+rm files/evol.zip
+cd ../../clientdata
+find -iregex ".+[.]\(xml\|png\|tmx\|ogg\|txt\)" -printf "%P\n" | zip -@ ../evol-tools/update/files/evol.zip
+git log --pretty=oneline -n 1 | awk '{print $1}' >../evol-tools/update/commit.txt
+
+cd $dir/files
+sum=`../adler32 1 evol.zip`
+echo "evol.zip ${sum}" >resources2.txt
+
+echo '<?xml version="1.0"?>
+<updates>' >xml_header.txt
+echo '</updates>' >xml_footer.txt
+
+echo "    <update type=\"data\" file=\"evol.zip\" hash=\"${sum}\" />" >> xml_header.txt
+cp xml_header.txt resources.xml
+cat xml_footer.txt >>resources.xml
+
+cp evol.zip ../upload/
+cp resources2.txt ../upload/
+cp resources.xml ../upload/
+cp ../news.txt ../upload/
\ No newline at end of file
diff --git a/update/news.txt b/update/news.txt
new file mode 100644
index 0000000..48ea179
--- /dev/null
+++ b/update/news.txt
@@ -0,0 +1,3 @@
+Welcome to Evol update server.
+
+Alpha testing.
\ No newline at end of file
diff --git a/update/update.sh b/update/update.sh
new file mode 100755
index 0000000..f4c0966
--- /dev/null
+++ b/update/update.sh
@@ -0,0 +1,32 @@
+#!/bin/bash
+
+dir=`pwd`
+
+rm adler32
+gcc -lz adler32.c -o adler32
+
+previous=`cat commit.txt`
+
+cd ../../clientdata
+head=`git log --pretty=oneline -n 1 | awk '{print $1}'`
+u1=`echo ${previous} | cut -c 1-7`
+u2=`echo ${head} | cut -c 1-7`
+git log --name-status ${previous}..${head} | awk '/^(A|M)\t/ {print $2}' | \
+    grep -e "[.]\(xml\|png\|tmx\|ogg\|txt\)" | sort | uniq | \
+    xargs zip -9 -r ../evol-tools/update/files/evol-${u1}..${u2}.zip
+
+cd $dir/files
+if [ -f evol-${u1}..${u2}.zip ]; then
+    mv ../commit.txt ../commit_old.txt
+    echo ${head} >../commit.txt
+    sum=`../adler32 1 evol-${u1}..${u2}.zip`
+    echo "evol-${u1}..${u2}.zip ${sum}" >>resources2.txt
+    echo "    <update type=\"data\" file=\"evol-${u1}..${u2}.zip\" hash=\"${sum}\" />" >> xml_header.txt
+    cp xml_header.txt resources.xml
+    cat xml_footer.txt >>resources.xml
+
+    cp evol-${u1}..${u2}.zip ../upload/
+    cp resources2.txt ../upload/
+    cp resources.xml ../upload/
+    cp ../news.txt ../upload
+fi
-- 
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