/**
* @param section
* @param index
* @return
* @throws IOException
*/
final String getStringFromSection(final Section section, final int index) throws IOException {
if (index > section.getSize()) {
return "";
}
final StringBuffer str = new StringBuffer();
// Most string symbols will be less than 50 bytes in size
final byte[] tmp = new byte[50];
this.efile.seek(section.getFileOffset() + index);
while (true) {
int len = this.efile.read(tmp);
for (int i = 0; i < len; i++) {
if (tmp[i] == 0) {
len = 0;
break;
}
str.append((char) tmp[i]);
}
if (len <= 0) {
break;
}
}
return str.toString();
}
/** Converts the Message to a String. */
public String toString() {
StringBuffer sb = new StringBuffer();
OPTRecord opt = getOPT();
if (opt != null) sb.append(header.toStringWithRcode(getRcode()) + "\n");
else sb.append(header + "\n");
if (isSigned()) {
sb.append(";; TSIG ");
if (isVerified()) sb.append("ok");
else sb.append("invalid");
sb.append('\n');
}
if (opt != null) {
sb.append(";; OPT PSEUDOSECTION:\n");
sb.append("; EDNS: version: ");
sb.append(opt.getVersion());
sb.append(", flags:");
if ((opt.getFlags() & ExtendedFlags.DO) != 0) {
sb.append(" do");
}
sb.append("; udp: ");
sb.append(opt.getPayloadSize());
sb.append("\n");
}
for (int i = 0; i < 4; i++) {
if (header.getOpcode() != Opcode.UPDATE) sb.append(";; " + Section.longString(i) + ":\n");
else sb.append(";; " + Section.updString(i) + ":\n");
sb.append(sectionToString(i) + "\n");
}
sb.append(";; Message size: " + numBytes() + " bytes");
return sb.toString();
}
///////////
// Methods//
///////////
public void createServerFile(
HashMap<String, DataObj> dataObjsMap, HashMap<String, PageObj> pageObjsMap) {
// Copy files over
try {
FileUtils.copyFile(sourceConfig, new File("Output/config.js"));
} catch (IOException e) {
System.out.println("Error copying over config file for");
System.out.println(e);
}
out.write(genDbConnection());
// For each data object, get object by ID
Iterator it = dataObjsMap.entrySet().iterator();
while (it.hasNext()) {
Map.Entry one = (Map.Entry) it.next();
DataObj curDataObj = (DataObj) one.getValue();
String name = curDataObj.getName();
out.write("\n /* " + name + ": CRUD GET, DELETE, UPDATE, POST BY ID*/\n");
out.write(genGetById(curDataObj));
out.write(genDelById(curDataObj));
out.write(genUpdateById(curDataObj));
out.write(genAdd(curDataObj));
}
// Hack to get a necessary API call for OAuth stuff
out.write(
genGetByPageParam(
null,
new Section(
"View",
new ArrayList<String>(Arrays.asList(new String[] {"OAuthID"})),
new ArrayList<String>(Arrays.asList(new String[] {"User"}))),
dataObjsMap));
// For each page, generate the calls necessery to make
// the view/create params work
it = pageObjsMap.entrySet().iterator();
while (it.hasNext()) {
Map.Entry one = (Map.Entry) it.next();
PageObj curPageObj = (PageObj) one.getValue();
String name = curPageObj.getName();
out.write("\n /* " + name + ": CRUD GET,DELETE,UPDATE,POST *NOT* BY ID */\n");
List<Section> sections = curPageObj.getSections();
for (Section section : sections) {
switch ((Section.Type) section.getType()) {
case VIEW:
out.write(genGetByPageParam(curPageObj, section, dataObjsMap));
break;
case CREATE:
// out.write(genPostByPageParam(curPageObj, section));
break;
case MODIFY:
break;
case DELETE:
break;
}
}
}
out.write(genServerListen());
}
/**
* @param name
* @return
* @throws IOException
*/
public Section getSectionByName(final String name) throws IOException {
final Section[] secs = getSections();
for (Section section : secs) {
if (name.equals(section.getName())) {
return section;
}
}
return null;
}
/**
* Writes this instance in INI format to an output stream writer.
*
* @param streamWriter where to write
* @throws IOException at an I/O problem
*/
public void save(OutputStreamWriter streamWriter) throws IOException {
Iterator<String> it = this.sectionOrder.iterator();
PrintWriter writer = new PrintWriter(streamWriter, true);
while (it.hasNext()) {
Section sect = getSection(it.next());
writer.println(sect.header());
sect.save(writer);
}
}
/**
* @param type
* @return
* @throws IOException
*/
public Section[] getSections(final int type) throws IOException {
final ArrayList<Section> result = new ArrayList<Section>();
final Section[] secs = getSections();
for (Section section : secs) {
if (type == section.getType()) {
result.add(section);
}
}
return result.toArray(new Section[result.size()]);
}
/**
* Returns the value of a given option in a given section or null if either the section or the
* option don't exist. If a common section was defined options are also looked up there if they're
* not present in the specific section.
*
* @param section the section's name
* @param option the option's name
* @return the option's value
* @throws NullPointerException any of the arguments is <code>null</code>
*/
public String get(String section, String option) {
if (hasSection(section)) {
Section sect = getSection(section);
if (sect.hasOption(option)) {
return sect.get(option);
}
if (this.commonName != null) {
return getSection(this.commonName).get(option);
}
}
return null;
}
/**
* Adds a section if it doesn't exist yet.
*
* @param name the name of the section
* @return <code>true</code> if the section didn't already exist
* @throws IllegalArgumentException the name is illegal, ie contains one of the characters '[' and
* ']' or consists only of white space
*/
public boolean addSection(String name) {
String normName = normSection(name);
if (!hasSection(normName)) {
// Section constructor might throw IllegalArgumentException
Section section = new Section(normName, this.commentDelims, this.isCaseSensitive);
section.setOptionFormat(this.optionFormat);
this.sections.put(normName, section);
this.sectionOrder.add(normName);
return true;
} else {
return false;
}
}
/** Converts the Message to a String. */
public String toString() {
StringBuffer sb = new StringBuffer();
OPTRecord opt = getOPT();
if (opt != null) sb.append(header.toStringWithRcode(getRcode()) + "\n");
else sb.append(header + "\n");
if (isSigned()) {
sb.append(";; TSIG ");
if (isVerified()) sb.append("ok");
else sb.append("invalid");
sb.append('\n');
}
for (int i = 0; i < 4; i++) {
if (header.getOpcode() != Opcode.UPDATE) sb.append(";; " + Section.longString(i) + ":\n");
else sb.append(";; " + Section.updString(i) + ":\n");
sb.append(sectionToString(i) + "\n");
}
sb.append(";; Message size: " + numBytes() + " bytes");
return sb.toString();
}
/**
* Loads INI formatted input from a stream reader into this instance. Everything in the stream
* before the first section header is ignored.
*
* @param streamReader where to read from
* @throws IOException at an I/O problem
*/
public void load(InputStreamReader streamReader) throws IOException {
BufferedReader reader = new BufferedReader(streamReader);
String curSection = null;
String line = null;
while (reader.ready()) {
line = reader.readLine().trim();
if (line.length() > 0 && line.charAt(0) == Section.HEADER_START) {
int endIndex = line.indexOf(Section.HEADER_END);
if (endIndex >= 0) {
curSection = line.substring(1, endIndex);
addSection(curSection);
}
}
if (curSection != null) {
Section sect = getSection(curSection);
sect.load(reader);
}
}
}
/**
* @return
* @throws IOException
*/
public Section[] getSections() throws IOException {
if (this.sections == null) {
this.sections = Section.create(this, this.ehdr, this.efile);
for (int i = 0; i < this.sections.length; i++) {
if (this.sections[i].getType() == Section.SHT_SYMTAB) {
this.syms = i;
}
if ((this.syms == 0) && (this.sections[i].getType() == Section.SHT_DYNSYM)) {
this.syms = i;
}
}
}
return this.sections;
}
/**
* @param aSection
* @return
* @throws IOException
*/
private Symbol[] loadSymbolsBySection(final Section aSection) throws IOException {
if (aSection == null) {
return new Symbol[0];
}
return aSection.loadSymbols(this.ehdr, this.efile);
}
// Generates the get request for items that the config 'page' section
// requests to be shown given a certain param
public String genGetByPageParam(
PageObj pageObj, Section section, HashMap<String, DataObj> dataObjsMap) {
StringBuilder s = new StringBuilder(1024);
List<String> showObjs = section.getShow();
List<String> pageParams = section.getParams();
StringBuilder paramQuery = new StringBuilder(256);
// create the end of the url
for (String param : pageParams) {
paramQuery.append("/find/" + param + "/:" + param);
}
for (String tableName : showObjs) {
DataObj dataObj = dataObjsMap.get(tableName);
String whereParams = parsePageParam(dataObj, pageParams);
String reqParams = makeReqParams(dataObj, pageParams);
s.append("app.get('/" + tableName + paramQuery.toString() + "', function(req,res) {\n");
// know when to return response
s.append(returnTab(1) + "totalCount = 0;\n");
s.append(returnTab(1) + "count = 0;\n");
// generates the BASIC select * from table where id = ?
s.append(
returnTab(1)
+ "var query = \""
+ selectProperties(dataObj)
+ " from "
+ tableName
+ " as "
+ tableName
+ " where "
+ whereParams
+ "\";\n");
s.append(returnTab(1) + "con.query(query," + reqParams + ", function(err, rows0,fields) {\n");
s.append(returnTab(2) + "if(err) throw err;\n");
// once the BASIC info is returned, each foreign key needs to be
// expanded. this is done recursively with evaluateFK()
tabDepth = 0;
queryNo = 0;
queryNoNext = 1;
String fks = evaluateFK(dataObj, 0, "", "", "row.ID");
s.append(fks);
if (fks.length() > 0) {
s.append(returnTab(tabDepth + 2) + "count += 1;\n");
}
s.append(returnTab(tabDepth + 2) + "if (count == totalCount) {\n");
s.append(returnTab(tabDepth + 3) + "res.jsonp(rows0);\n");
s.append(returnTab(tabDepth + 2) + "}\n");
// adds all of the closing brackets
while (tabDepth + 2 > 0) {
s.append(returnTab(1 + tabDepth) + "});\n");
if (tabDepth == 1) {
s.append(returnTab(1 + tabDepth) + "if (rows0.length == 0) {\n");
s.append(returnTab(2 + tabDepth) + "res.jsonp([])\n");
s.append(returnTab(1 + tabDepth) + "}\n");
}
tabDepth -= 1;
}
s.append("\n");
}
return s.toString();
}