Commit cc59b7f8323cecc33ca1facf20f024c2a1b5a73e
1 parent
c0625ba184
Exists in
master
Second version of code (UNTESTED)
Showing
1 changed file
with
284 additions
and
0 deletions
Show diff stats
RClean2.R
... | ... | @@ -0,0 +1,284 @@ |
1 | +#Libraries required to run the code | |
2 | +library(pryr) | |
3 | +library(MASS) | |
4 | +library(dplyr) | |
5 | +library(tidyr) | |
6 | +library(readr) | |
7 | +library(stringr) | |
8 | + | |
9 | + | |
10 | +#Necessary Functions | |
11 | +#1#Function for handling the changing of row names and column names | |
12 | +chngrownm <- function(mat){ | |
13 | + row <- dim(mat)[1] | |
14 | + col <- dim(mat)[2] | |
15 | + j <- 1 | |
16 | + x <- 1 | |
17 | + p <- 1 | |
18 | + a <- 1 | |
19 | + b <- 1 | |
20 | + g <- 1 | |
21 | + for(j in 1:col){ | |
22 | + if("!Sample_source_name_ch1"==mat[1,j]){ | |
23 | + colnames(mat)[j] <- "Brain_Region" | |
24 | + } | |
25 | + if("!Sample_title" == mat[1,j]){ | |
26 | + colnames(mat)[j] <- "Title" | |
27 | + } | |
28 | + if("!Sample_geo_accession" == mat[1,j]){ | |
29 | + colnames(mat)[j] <- "ID_REF" | |
30 | + } else{ | |
31 | + if(grepl("Sex|gender|Gender|sex",mat[2,j])==TRUE){ | |
32 | + colnames(mat)[j] <- paste0("Sex",x) | |
33 | + x = x + 1 | |
34 | + } | |
35 | + if(grepl("postmorteminterval|PMI|pmi",mat[2,j])==TRUE){ | |
36 | + colnames(mat)[j] <- paste0("PMI",p) | |
37 | + p = p + 1 | |
38 | + } | |
39 | + if(grepl("age|Age|AGE",mat[2,j])==TRUE){ | |
40 | + colnames(mat)[j] <- paste0("Age",a) | |
41 | + a = a + 1 | |
42 | + } | |
43 | + if(grepl("braak|b&b",mat[2,j])==TRUE){ | |
44 | + colnames(mat)[j] <- paste0("Braak",b) | |
45 | + b = b + 1 | |
46 | + } | |
47 | + if(grepl("group|disease|control|AD|normal|diagnosis|Alzheimer|Control",mat[2,j])==TRUE){ | |
48 | + colnames(mat)[j] <- paste0("Group",g) | |
49 | + g = g + 1 | |
50 | + } | |
51 | + | |
52 | + } | |
53 | + j = j + 1 | |
54 | + } | |
55 | + mat | |
56 | +} | |
57 | + | |
58 | +#2#Function for reorganizing information within the columns | |
59 | +cinfo <- function(mat){ | |
60 | + col <- dim(mat)[2] | |
61 | + j <-2 | |
62 | + for(j in 2:col){ | |
63 | + if(grepl("Group",colnames(mat)[j]) == TRUE){ | |
64 | + mat[,j] <- gsub(".+:\\s|\\s.+;.+","",mat[,j]) | |
65 | + } | |
66 | + if(grepl("Age",colnames(mat)[j])==TRUE){ | |
67 | + mat[,j] <- gsub("\\D","",mat[,j])%>% | |
68 | + as.integer() | |
69 | + } | |
70 | + if(grepl("Sex",colnames(mat)[j])==TRUE){ | |
71 | + mat[,j] <- gsub(".+:\\s","",mat[,j]) | |
72 | + } | |
73 | + if(grepl("PMI",colnames(mat)[j])==TRUE){ | |
74 | + mat[,j] <- gsub("[^0-9\\.]","",mat[,j])%>% | |
75 | + as.numeric() | |
76 | + } | |
77 | + if(grepl("Braak",colnames(mat)[j])==TRUE){ | |
78 | + mat[,j]<-gsub(".+:\\s","",mat[,j])%>% | |
79 | + as.roman()%>% | |
80 | + as.integer() | |
81 | + } | |
82 | + j=j+1 | |
83 | + } | |
84 | + mat | |
85 | +} | |
86 | + | |
87 | +#3#Function for labeling the gene IDs without names | |
88 | +NAFIXING <- function(GIDNAM){ | |
89 | + row <- dim(GIDNAM)[1] | |
90 | + i <- 1 | |
91 | + x <- 1 | |
92 | + for(i in 1:row){ | |
93 | + if(grepl("^NA\\s*$",GIDNAM[i,2])==TRUE){ | |
94 | + GIDNAM[i,2] <- gsub(".*",paste0(NA,x),GIDNAM[i,2]) | |
95 | + x <- x + 1 | |
96 | + } | |
97 | + i <- i + 1 | |
98 | + } | |
99 | + GIDNAM | |
100 | +} | |
101 | + | |
102 | +#4#Function for changing the gene ID to gene name | |
103 | +cgeneID <- function(GeneName,DATA){ | |
104 | + colGene <- dim(GeneName)[2] | |
105 | + j <- 1 | |
106 | + for(j in 1:colGene){ | |
107 | + chngsreq <- grep(GeneName[1,j],DATA[1,]) | |
108 | + DATA[1,chngsreq] <- gsub(GeneName[1,j],GeneName[2,j],DATA[1,chngsreq]) | |
109 | + j = j+1 | |
110 | + } | |
111 | + DATA | |
112 | +} | |
113 | + | |
114 | +#5#Function for adjusting the gene names | |
115 | +gcnames <- function(DiData,usecol=1){ | |
116 | + nuruns <- dim(DiData)[2] | |
117 | + i = 1 | |
118 | + nwnam <- rep("0",length.out=nuruns) | |
119 | + for(i in 1:nuruns){ | |
120 | + if(length(strsplit(colnames(DiData)[i],"///")[[1]]) >= usecol){ | |
121 | + nwnam[i]=strsplit(colnames(DiData)[i],"///")[[1]][usecol] | |
122 | + } else{ | |
123 | + nwnam[i]=strsplit(colnames(DiData)[i],"///")[[1]][1] | |
124 | + } | |
125 | + | |
126 | + } | |
127 | + nwnam | |
128 | + | |
129 | +} | |
130 | + | |
131 | + | |
132 | + | |
133 | +#The Rest of this code will be used every time you want to change a data set | |
134 | + | |
135 | +#Getting the series matrix file | |
136 | +print("Choose the series matrix file that you want to Analyze") | |
137 | +alz <- file.choose() | |
138 | + | |
139 | +#Getting the GPL file | |
140 | +print("Choose the GPL file that correlates with the above series matrix file") | |
141 | +genena <- file.choose() | |
142 | + | |
143 | + | |
144 | +#Set working directory based on the directory of the series matrix file Currently only works for windows | |
145 | +##strsplit(alz,"[\\]") %>% | |
146 | +## .[[1]] %>% | |
147 | +## .[-length(.)] %>% | |
148 | +## paste(.,collapse="/") %>% | |
149 | +## setwd() | |
150 | + | |
151 | +#Find out if it is a soft GPL file or not | |
152 | +soft <- strsplit(genena,"[\\|/]") %>% | |
153 | + .[[1]] %>% | |
154 | + .[length(.)] %>% | |
155 | + grepl("soft",.) | |
156 | + | |
157 | +#Working with the wordy part of the document | |
158 | +alzword <- alz %>% | |
159 | + read_delim(delim ="\t",comment = "!Series",col_names = FALSE)%>% | |
160 | + filter(grepl("!Sample",X1))%>% | |
161 | + filter(!grepl("!Sample_contact",X1)) | |
162 | + | |
163 | +##Changing row names and column names: | |
164 | +ALZWORD <- t(alzword) | |
165 | +rownames(ALZWORD)=NULL | |
166 | +colnames(ALZWORD) <- colnames(ALZWORD,do.NULL=FALSE) | |
167 | +ALZWORD <- chngrownm(ALZWORD)[-1,] | |
168 | +ALZWORD <- ALZWORD%>% | |
169 | + as.data.frame()%>% | |
170 | + dplyr::select(-starts_with("col")) | |
171 | + | |
172 | +##Reorganizing information within the columns | |
173 | +ALZWORDF <- cinfo(ALZWORD) | |
174 | + | |
175 | + | |
176 | +#Working with Actual Data part of file | |
177 | +alzdat <- alz %>% | |
178 | + read_delim(delim="\t",col_names=TRUE,comment = "!",skip=1) | |
179 | +ALZDAT <- t(alzdat[,-1]) | |
180 | +rownames(ALZDAT)=NULL | |
181 | + | |
182 | + | |
183 | +##Gene ID to Gene Name | |
184 | +###geneIDNam <- genena %>% | |
185 | +### read_delim(delim="\t",comment = "#")%>% | |
186 | +### dplyr::select(.,ID,grep("Symbol|ORF",colnames(.))) | |
187 | +###problems with the above for soft files | |
188 | +if(soft == TRUE){ | |
189 | + gplnum <- strsplit(genena,"[\\|/]") %>% | |
190 | + .[[1]] %>% | |
191 | + .[length(.)] %>% | |
192 | + gsub("\\D","",.) | |
193 | + #Check to see if there is already a file containing information on soft files | |
194 | + fileex <- sum(grepl("GPL_ID_LOC.txt",list.files())) | |
195 | + if(fileex == 1){ | |
196 | + #Check to see if this GPL soft file has been used before | |
197 | + IDF <- read_delim("GPL_ID_LOC.txt",delim = "\t",col_names = TRUE) %>% | |
198 | + .$GPL_FILE_NUM%>% | |
199 | + grepl(gplnum,.) %>% | |
200 | + sum() | |
201 | + if(IDF == 1){ | |
202 | + IDLOCAL <- read_delim("GPL_ID_LOC.txt",delim = "\t",col_names = TRUE) %>% | |
203 | + .$GPL_FILE_NUM%>% | |
204 | + grep(gplnum,.) | |
205 | + idlocgpl <- read_delim("GPL_ID_LOC.txt",delim = "\t",col_names = TRUE) %>% | |
206 | + .$LOC_ID %>% | |
207 | + .[IDLOCAL] | |
208 | + geneIDNam <- genena %>% | |
209 | + read_delim(delim="\t",col_names = TRUE, comment = "!", skip = idlocgpl) %>% | |
210 | + dplyr::select(.,ID,grep("Symbol|ORF",colnames(.))) | |
211 | + } | |
212 | + if(IDF == 0){ | |
213 | + #No information on this particular GPL file | |
214 | + idLOCGPL <- genena %>% | |
215 | + read_delim(delim="\t",col_names = FALSE, comment = "!", n_max = 1000) %>% | |
216 | + t(.) %>% | |
217 | + grep("^\\D",.) %>% | |
218 | + length()-1 | |
219 | + cbind(as.integer(gplnum),as.integer(idLOCGPL)) %>% | |
220 | + cat(file="GPL_ID_LOC.txt",sep = "\t", fill = TRUE, append = TRUE) | |
221 | + geneIDNam <- genena %>% | |
222 | + read_delim(delim="\t",col_names = TRUE, comment = "!", skip = idLOCGPL) %>% | |
223 | + dplyr::select(.,ID,grep("Symbol|ORF",colnames(.))) | |
224 | + } | |
225 | + } | |
226 | + if(fileex == 0){ | |
227 | + #We must create a file that we can access for later use | |
228 | + idLOCGPL <- genena %>% | |
229 | + read_delim(delim="\t",col_names = FALSE, comment = "!", n_max = 1000) %>% | |
230 | + t(.) %>% | |
231 | + grep("^\\D",.) %>% | |
232 | + length()-1 | |
233 | + Firstval <- cbind(as.integer(gplnum),as.integer(idLOCGPL)) | |
234 | + colnames(Firstval) <- c("GPL_FILE_NUM","LOC_ID") | |
235 | + write.table(Firstval,file = "GPL_ID_LOC.txt", sep = "\t",row.names = FALSE, col.names = TRUE) | |
236 | + geneIDNam <- genena %>% | |
237 | + read_delim(delim="\t",col_names = TRUE, comment = "!", skip = idLOCGPL) %>% | |
238 | + dplyr::select(.,ID,grep("Symbol|ORF",colnames(.))) | |
239 | + } | |
240 | +} | |
241 | +if(soft == FALSE){ | |
242 | + geneIDNam <- genena %>% | |
243 | + read_delim(delim="\t",comment = "#")%>% | |
244 | + dplyr::select(.,ID,grep("Symbol|ORF",colnames(.))) | |
245 | +} | |
246 | + | |
247 | +##Labeling the gene IDs without names | |
248 | +geneIDNam <- NAFIXING(geneIDNam) | |
249 | + | |
250 | +##remove the whitespace | |
251 | +geneIDNam <- t(rbind(str_trim(t(geneIDNam)[1,]),str_trim(t(geneIDNam)[2,]))) | |
252 | + | |
253 | +##Changing the gene ID to gene name | |
254 | +ALZDAT1 <- cgeneID(t(geneIDNam),t(alzdat)) | |
255 | +colnames(ALZDAT) = ALZDAT1[1,] | |
256 | + | |
257 | + | |
258 | +##Adjusting the column names aka the gene names | |
259 | +colnames(ALZDAT) <- gcnames(ALZDAT) | |
260 | + | |
261 | + | |
262 | +#Full Data | |
263 | +Fullalzdw <- ALZDAT %>% | |
264 | + as.data.frame() %>% | |
265 | + cbind(ALZWORDF,.) | |
266 | + | |
267 | + | |
268 | +nfna <- strsplit(alz,"[\\]") %>% | |
269 | + .[[1]] %>% | |
270 | + .[length(.)] %>% | |
271 | + gsub("\\D","",.) %>% | |
272 | + c("GSE",.,"after.txt") %>% | |
273 | + paste(collapse = "") | |
274 | +write.matrix(Fullalzdw,file = nfna,sep = "\t") | |
275 | +#Perfect for excel viewing | |
276 | +nfnaex <- strsplit(alz,"[\\]") %>% | |
277 | + .[[1]] %>% | |
278 | + .[length(.)] %>% | |
279 | + gsub("\\D","",.) %>% | |
280 | + c("GSE",.,"aftexcel.txt") %>% | |
281 | + paste(collapse = "") | |
282 | +write.table(t(Fullalzdw), file = nfnaex, sep = "\t") | |
283 | + | |
284 | + |