source: release-kits/shared/linux/wrapper.cpp@ 17762

Last change on this file since 17762 was 17762, checked in by oranfry, 12 years ago

fixed quote problem

File size: 4.2 KB
Line 
1#include <iostream>
2#include <fstream>
3#include <iomanip>
4
5using namespace std;
6
7#include "wrapper.h"
8#include "libsearch4j.h"
9
10bool extract_bundled_file( const char[], int, char*, bool );
11
12int main(int argc, char** argv) {
13
14 string tempdir = "@installer.name@.tmp"; //temporary directory where we will store extracted files
15 string jarfile = tempdir + "/@installer.name@.jar"; //where we will store the jar file
16 string javafile = tempdir + "/@java.installer@"; //where we will store the java tar file
17 bool succeeded = false;
18
19 //create the temp folder
20 cout << "Creating temp directory..." << endl;
21 succeeded = ( 0 == system( ("mkdir " + tempdir).c_str() ) );
22 if ( !succeeded ) {
23 cout << "Failed to write to create the temp directory '" << tempdir << "'" << endl;
24 cout << "Check that it does not already exist and try again" << endl;
25 cout << "Exiting" << endl;
26 return 1;
27 }
28
29 //extract files
30 cout << "Extracting installer jar..." << endl;
31 succeeded = extract_bundled_file( @installer.name@jar, sizeof(@installer.name@jar), (char*)jarfile.c_str(), false);
32
33 #ifdef java_is_bundled
34 cout << "Extracting bundled java..." << endl;
35 succeeded = extract_bundled_file( java, sizeof(java), (char*)javafile.c_str(), true ) && succeeded;
36 #endif
37
38 if ( !succeeded ) {
39 cout << "Failed to extract one or more resources" << endl;
40 cout << "This installer may not have sufficient file permissions to write it to disk" << endl;
41 cout << "Or, the files may be corrupt or missing from this executable" << endl;
42 cout << "Exiting" << endl;
43 return 1;
44 }
45
46 //change to the temp directory
47 chdir( tempdir.c_str() );
48
49 #ifdef java_is_bundled
50 succeeded = (system( "/bin/sh -c ./@java.installer@ > /dev/null" ) == 0);
51 succeeded = succeeded && ( system( "'tar -xf jre.tar'" ) == 0 );
52 if ( !succeeded ) {
53 cout << "Failed to extract the bundled java archive to the temp directory" << endl;
54 cout << "You need the tar program on your PATH" << endl;
55 cout << "Exiting" << endl;
56 return 1;
57 }
58 #endif
59
60 //check if an appropriate java is found
61 Jvm minimum; minimum.setVersionFromString( "@java.min.version@" );
62 string phint = "./@java.extracted@";
63 string hint = "";
64 Jvm foundJvm;
65 bool jvmFound = find( foundJvm, true, minimum, phint, hint, false );
66
67 //if the jvm was not found, report not found
68 if ( !jvmFound ) {
69
70 //did not find a good java
71 cout << "Greenstone requires java @java.min.version@ or greater." << endl;
72
73 //tell them if java is absent or just too old
74 Jvm tmpJvm;
75 if ( find( tmpJvm, false, minimum, phint, hint, false ) ) {
76 cout << "You have java, but it is too old." << endl;
77 } else {
78 cout << "Could not find java on your system." << endl;
79 }
80
81 cout << "Install java (@java.min.version@ or greater) and set JAVA_HOME or JRE_HOME, and try again" << endl;
82 #ifndef java_is_bundled
83 cout << "Or, download a greentsone3 installer with bundled java and use that instead of this one" << endl;
84 #endif
85
86 //if we have found it, launch the installer
87 } else {
88
89 cout << "Launching Installer ..." << endl;
90 int launch_exit_code = 0;
91 launch_exit_code = system( (foundJvm.getExecutable() + " -Xmx85M -jar @installer.name@.jar").c_str() );
92
93 //report how it went
94 if ( launch_exit_code == 0 ) {
95 cout << "Setup complete" << endl;
96 } else {
97 cout << "The installer exited with an error" << endl;
98 cout << "Greenstone may not be correctly installed" << endl;
99 }
100
101 }
102
103 //change back to the original directory
104 chdir("..");
105
106 //delete the temp files
107 cout << "Deleting the temp directory" << endl;
108 system( ("rm -rf " + tempdir).c_str() );
109
110 return 0;
111
112}
113
114bool extract_bundled_file( const char data[], int size, char* filename, bool make_executable) {
115
116 if ( size == 0 ) return false;
117
118 //delete the file if it exists
119 remove( filename );
120
121 //open the file
122 fstream binary_file( filename, ios::out|ios::binary );
123 if ( !binary_file.good() ) {
124 binary_file.close();
125 return false;
126 }
127
128 //write the file
129 binary_file.write( data, size );
130 if ( !binary_file.good() ) {
131 binary_file.close();
132 return false;
133 }
134
135 //close the file
136 binary_file.close();
137 if ( !binary_file.good() ) {
138 binary_file.close();
139 return false;
140 }
141
142 if ( make_executable ) {
143 string command = "chmod a+x " + string(filename);
144 system( command.c_str() );
145 }
146
147 return true;
148
149}
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